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GeoMine: Exploration and Geological Technology
Information and links on a variety of technical aspects of mining & mineral exploration.


 
Articles
DOE-Sponsored Mississippi Project Hits 1-Million-Ton Milestone for Injected CO2
Thursday, November 05, 2009
A large-scale carbon dioxide (CO2) storage project in Mississippi has become the fifth worldwide to reach the important milestone of more than 1 million tons injected. As a result, it is helping to both further carbon capture and storage (CCS) as a mitigation strategy for global climate change and move forward G-8 recommendations for launching 20 projects of this type internationally by 2010. read more »
Uganda: 500 children desert school to mine gold
Tuesday, November 03, 2009
Parents in Tiira parish in Busitema sub-county, Busia district have withdrawn over 500 of their children from school to work in gold mines. Busitema sub-county LC3 chairperson Tom Etaru Ekisa told The New Vision in an interview recently that the children, both in primary and secondary school, were employed in the Tiira gold fields. read more »
Water: Coalbed methane decision adds salt to Montana farmers' wounds
Tuesday, November 03, 2009
Roger Muggli has worked his family's 1,700-acre farm in east Montana almost the entire length of his 61 years, and he considers the nearby Tongue River to be the very lifeblood of his alfalfa and barley crops. But three years ago, something happened to the river's water, Muggli said, as routine irrigation began turning the Custer County farm's once-rich soil the consistency of mayonnaise.  read more »
Air Pressure Changes Trigger Landslides
Monday, November 02, 2009
A river of rock and soil nearly 2.5 miles long and 1,000 feet wide, the Slumgullion landslide winds like an earthy freight train down the hills of southwestern Colorado. But this incredible force of nature is swayed by the tiniest push.  read more »
U.S. water use down but migration to West a concern
Friday, October 30, 2009
Steady migration to the hot and dry Western states along with water use by coal and nuclear plants are undermining conservation efforts that have kept U.S. water use steady in recent years, a study said on Thursday. read more »
Soil Gas Hydrocarbon Exploration Method
Wednesday, October 28, 2009
Employing a new geochemical technique developed by Actlabs, Golden Hope Mines has outlined a new highly prospective area at its FSG Area in Quebec, Canada. read more »
New California gold rush reaches fever pitch
Monday, October 26, 2009
She traveled 1,800 miles to find it. She knew it was there. And by cracky, in just one morning of panning the creekbed, Janet Gilray had a handful of gold flecks in her hand. "Woo-hoo!" she screamed. "Gas money!" read more »
Global oil supply: Separating fact from fiction
Monday, October 26, 2009
Regardless of the claims of the U.S. Geological Survey and others of a trillion barrels of undiscovered oil, let's look at the recent history of finding giant and super-giant fields. The consistency of their contribution is largely the result of increased rates of extraction, not to new discoveries. As time passes, new discoveries are increasingly smaller, of lower quality and located in ever-more difficult operating environments. read more »
A.P.Coleman - Professor and Geologist
Thursday, October 22, 2009
Canadian geologist, professor, minerals prospector, artist, Rockies explorer, backwoods canoeist, world traveller, scientist, popular lecturer, museum administrator, memoirist. Coleman was one of Canada’s most beloved scientists. "Geology was at once his vocation, his avocation and his recreation." (J.B. Tyrrell) There was always another mountain to climb; rock, clay and glacial till to examine. read more »
Where Land Slides, Trying to Learn Why
Tuesday, October 20, 2009
Water bottle in hand, Dennis Staley crouched over a patch of ground, cleared away surface soil with a finger and poured a couple of drops on the exposed layer. read more »
US coal peak production: Point and counterpoint
Tuesday, October 20, 2009
Coal peak production has been a seriously debated topic for the past few years outside the coal-science community. "We hope to spur science-based discussions by membership of the coal geology and geology and health communities," said session co-chair Romeo Flores. read more »
Cutting down carbon dioxide emissions in India’s coal sector
Tuesday, October 20, 2009
A recent study, commissioned by Christian Aid and written by researchers from the Universities of Surrey and Edinburgh, reveals the prospects for Carbon Capture & Storage (CCS) technology in India. It examines whether CCS could be a suitable technology for cutting down India’s carbon dioxide emissions.  read more »
Mining expansion to avoid big rivers
Thursday, October 15, 2009
The region's next major mine expansion could involve the extraction of 300 million tonnes of coal from a 19,000ha area, securing 1200 direct jobs for 30 years. read more »
Mine analysis lab spends $22 million to keep pace with increasing demand
Wednesday, October 14, 2009
Accelerating global demand for metal and minerals has moved British Columbia to the forefront of international mining research. ALS Laboratory Group, a long-time fixture on the B.C. mining scene, is celebrating the opening in North Vancouver of a new, $22-million facility that is the largest and most advanced rock and soil analysis lab in the world. read more »
Modern man a wimp says anthropologist
Wednesday, October 14, 2009
Many prehistoric Australian aboriginals could have outrun world 100 and 200 meters record holder Usain Bolt in modern conditions. Some Tutsi men in Rwanda exceeded the current world high jump record of 2.45 meters during initiation ceremonies in which they had to jump at least their own height to progress to manhood. read more »
Proposed Amendments to Coal Resource Classification
Tuesday, October 13, 2009
The South African National Standard – South African guide to the systematic evaluation of coal resources and coal reserves (SANS 10320:2004) is an excellent guideline for the classification of resources and reserves, and as such, is embodied in the SAMREC Code. read more »
Geothermal Power, Lithium Mining Two-in-One in California
Friday, October 09, 2009
Geothermal power plants can extract lithium from underground brine and sell it to battery makers. One geothermal project is turning to startup Simbol Mining to try it out read more »
B.C. Geological Survey E-newsletter
Tuesday, October 06, 2009
Contents:
1. New Publications:
- Open File 2009-09 (Till Geochemistry);
- Information Circular 2009-04 (World Fluorspar Resources);
2. BCGS Open House: November 13, 2009;
3. Upcoming data releases.
 read more »
Monitoring faults could predict earthquakes: study
Thursday, October 02, 2009
Geologists working near California's San Andreas Fault have found a way to monitor the strength of a geologic fault — a finding which could be used to predict when a fault would fail and cause an earthquake. read more »
October 2009 Geology and GSA Today highlights
Friday, October 02, 2009
Several papers in October's Geology describe fossil records: a fungal disaster species; single-celled sea-bottom-dwellers; trilobite soft tissues; fossil rainforests; Archean microbial mats; and pollen and freshwater algae. These records were recovered using varying methods: high sensitivity mass spectrometer, detailed exploratory fieldwork, biochemical analysis, and deep drill-coring. Additional papers cover geology and health hazards, erosion and climate, and tsunamis and sedimentation. GSA Today discusses what happens when increased atmospheric oxygenation interacts with naturally enriched uranium deposits. read more »
Canada's NI 43-101 - Change is in the Wind
Thursday, October 01, 2009
This article summarises the current reporting requirements and potential changes to Canada’s securities regulations, primarily National Instrument (NI) 43-101 (Standards of Disclosure for Mineral Projects) and its Companion Policy NI 43-101CP. read more »
Getting the GIS
Wednesday, September 30, 2009
Though GIS has had a role to play in recent searches for mineral deposits, use of it in the exploration industry has been growing for several reasons. One of the obvious factors is that there are more tools available to help explorers effectively work within the GIS environment - conducting advanced geospatial analysis, and creating accurate, quality results. read more »
Managing Costs - Core Drilling
Wednesday, September 30, 2009
Sometimes the smallest products can make the biggest impact. While they don't carry $1 million price tags like some of the high technology capital equipment available on the market, coring consumables represent incremental cost over the life of a project that can save or lose a drilling contractor hundreds of thousands of dollars in ... read more »
To leach or not to leach?
Wednesday, September 30, 2009
In-situ leaching (ISL) or in-situ recovery was developed in the mid 1970s as a method for extracting uranium from typical roll-front type deposits located in water saturated permeable rocks that were not suitable for conventional mining. It was conceived independently in both the (former) USSR and the USA using similar approaches in engineering and technology. read more »
Steeling for a comeback
Wednesday, September 30, 2009
At the beginning of August, Macquarie Research described iron ore prices as being "in transition." Announcing "progress" in its 2009 iron ore price negotiations, BHP Billiton highlighted what it views as significant progress in the evolution away from iron ore pricing dominated by an annually negotiated benchmark price towards a "transparent" pricing system based on index (or spot pricing). read more »
The road to Grasberg
Wednesday, September 30, 2009
Until Bechtel built the first road in the early 1970s, and Freeport Indonesia subsequently developed the area, subrivers were the only access inland to the foothills of the Jayawijaya mountain range on Irian Jaya that hosts what is arguably the greatest ore complex discovered in the world to date, the Grasberg and Ertsberg copper gold deposits. read more »
Where to BGAN?
Wednesday, September 30, 2009
For remote professionals in the mining industry, the need is growing rapidly for real-time information and remote-office connectivity. Personnel in the field require fast,dependable communications with operation centres in order to meet operating requirements and maximise efficiencies, Donnan explains. read more »
Kaftar Hona anthracite
Wednesday, September 30, 2009
Saddleback Corp was formed in 2004 and then established Saddleback Gold Corp in Tajikistan. It has offices in central London and in Dushanbe, the capital city of Tajikistan. The objective of SGC has been to build a diversified mining and exploration company by securing interests in mining and exploration projects in Tajikistan with a focus on coal and gold. read more »
Utah: New UGS Report Details History of Wasatch Fault Earthquakes
Wednesday, September 30, 2009
A recently completed study has found that a major earthquake struck the Wasatch Front between North Salt Lake and North Ogden about 500 years ago. The study, which focused on the Weber segment of the Wasatch fault zone, also found evidence of six earthquakes of magnitude 6.5 or greater recurring about every 1500 years. read more »
CCS all about finding the ‘right rocks’
Wednesday, September 30, 2009
The Coal Tech 2009 conference, held on September 15-16th, hosted a range of presentations on technologies including carbon capture and storage (CCS); coal-to-liquids; underground coal gasification; and syngas.  read more »
B.C. Geological Survey E-newsletter
Thursday, October 01, 2009
Contents:
· New Publications: Geoscience Map 2009-2 and Geofile 2008-8;
· Upcoming data releases;
· Survey news and announcements: Upcoming Open House;
 read more »
Geology of the Wolverine River Area, Peace River Coalfield, British Columbia, Canada
Monday, August 10, 2009
The Wolverine river area lies southwest of the town of Tumbler Ridge in northeastern British Columbia. The map area extends from Bullmoose creek in the north to the Murray river in the south, encompassing about 300 sq km of the Peace River coalfield. The Gething and the Gates formations of early Cretaceous age are the two main coal bearing formations in the area. read more »
The gold metallurgy of Isaac Newton
Monday, August 03, 2009
The science of metals had always appealed to Isaac Newton and when, after the conclusion of his remarkable contributions to mathematics and physics, he was invited to take charge of the Royal Mint in London he was able not only to display his great gifts as an administrator but also to exercise his interest in metals and alloys and particularly in the metallurgy of gold. read more »
Gold metallurgy in the Twelfth Century
Monday, August 03, 2009
The simple basic properties of gold – its colour, great malleability and ductility, and its immunity from oxidation even on melting – were well known in the ancient civilizations. In prehistoric times, in Egypt, Babylon and other lands of the Near East, the fabrication of gold articles was equally well understood, as the many brief references throughout the Old Testament establish. read more »
Ice at the North Pole in 1958 and 1959 - not so thick
Friday, July 31, 2009
What would NSIDC and our media make of a photo like this if released by the Navy today? Would we see headlines like "North Pole Now Open Water"? Or maybe "Global warming melts North Pole"? Perhaps we would. Sensationalism is all the rage these days. If it melts it makes headlines. Thumbnail: SSN-578, surfaced at the North Pole, 17 March 1959. read more »
From Kashmir to Pamir
Friday, July 24, 2009
Summer 2006: Gemmological expedition report to Ruby, Emerald and Spinel mining areas in Central Asia. Part 1: Pakistan: The Central Asian capital of the gemstone trade; Part 2: Afghanistan: Land of beautiful gems and unique people; Part 3: Tajikistan: Gems from the Pamirs; Part 4: China (Xin Jiang): Emeralds from the silk road. read more »
California Gold Rush
Thursday, July 23, 2009
I. The Great Discovery - II. By Sea to the Golden Land - III. Ho for California! The Overland Trek IV. Via the Isthmus - V. Gold Mania Satirized - VI. The Miners' Ten Commandments VII.The World Rushed In: Part I, Part II - VIII. An Instant City: Sacramento - IX.The Northern Mines X. Scenes in the Life of the California Miner - XI. Making a Pile - XII. Mining Companies  read more »
The Arid Device
Thursday, July 09, 2009
Industry and governmental agencies have known for years that the water quality in the Powder River Basin coals is quite good. In fact, CBM produced water has greatly enhanced livestock operations, through the development of watering areas in previously unused or under-used pastures.  read more »
A contribution to understanding the effect of blue fluorescence on the appearance of diamonds
Wednesday, July 08, 2009
Some gem diamonds fluoresce, most commonly blue, to the concentrated long-wave ultraviolet radiation of a UV lamp. There is a perception in the trade that this fluorescence has a negative effect on the overall appearance of such a diamond. Visual observation experiments were conducted to study this relationship. read more »
Comstock Lode
Friday, July 03, 2009
Nevada’s Comstock lode, America’s first great silver-mining district, was mired in fraud and corruption for the first half-century of its existence. read more »
Mining salaries in Australia & New Zealand
Monday, June 29, 2009
Hays Resources & Mining published a new salary survey pertaining to the Australian mining industry: market changes, positions in demand, salary movements, changes to employer recruitment practices. read more »
Frack Attack - Drilling Technique Under Scrutiny
Thursday, June 25, 2009
Four years after a widely used but controversial oil and gas production technology was exempted from federal regulation under the Safe Drinking Water Act, Congress is taking another look at the process known as hydraulic fracturing, or fracking. read more »
Nutrient Delivery to the Gulf of Mexico Among Highest Measured
Tuesday, June 16, 2009
Spring nutrient delivery to the northern Gulf of Mexico is among the highest measured by the U.S. Geological Survey (USGS) in thirty years. read more »
Thank Goodness There's a Physicist in the Cabinet
Monday, June 01, 2009
When Rep. Joe Barton asked the Nobel Prize winning Energy Secretary, Dr. Steven Chu, where oil comes from - he got a puzzling answer.  read more »
Alaska's largest gold nuggets
Wednesday, May 27, 2009
Travel the old mining camps, enjoy the outdoors and stay safe – don’t forget to pack a lever action big bore brush rifle or a 12 ga shotgun.  read more »
Electronic Journal on California Gold Rush and Gold Mining
Thursday, May 14, 2009
The Sierra College Press has published an electronic journal on the California Gold Rush and Gold Mining. This eJournal is the latest edition of Snowy Range Reflections: A Journal of Sierra Nevada History and Biography. read more »
Coal through a microscope
Monday, May 11, 2009
If you think that coal is a boring black rock then you have never seen it through a transmitted light microscope. The microscope reveals coal's hidden beauty as well as its composition. read more »
Assessing Acquisitions
Tuesday, March 24, 2009
Mining companies may be having a hard time attracting investment for their projects; however this time has also created opportunities for companies with a good balance sheet. read more »
The importance of met accounts
Tuesday, March 24, 2009
'We all think we know how to do it until something goes disastrously wrong and we realise we never really did know what we were doing to start with.' read more »
Alternative oil
Tuesday, March 24, 2009
Oil shale is a fine-grained sedimentary rock, which contains large amounts of kerogen (a solid mixture of organic chemical compounds), from which technology can extract liquid hydrocarbons. Similar to coal, it can be used directly as a fuel, or chemical processes can convert this kerogen in the oil shale to synthetic crude oil. read more »
What lies beneath?
Tuesday, March 24, 2009
The Athabasca deposits in Canada are to date the world’s only oil sands mining area, yet with what is now an uncertain market with fluctuating oil prices many expansion and development projects have been put on hold. read more »
Problems in 'Void' Detection in Coal Mine Water Hazards
Friday, March 13, 2009
One of the most dangerous events in underground coal mining is unexpectedly encountering water inrushes from undetected abandoned mines in the same seam. read more »
Passive Magnetic Resonance Subsurface Exploration Technology
Thursday, March 05, 2009
Here is some information sent to us by Mr. Mykola Novik, a Ukrainian scientist, about an 'innovative technology of non-invasive subsurface investigations'. read more »
Coal Mine Wages: 2008 CostMine Summary
Monday, March 02, 2009
Just received is the 2008 Survey Results U.S. Coal Mine Salaries, Wages and Benefits from CostMine. There is an enormous amount of data in this new survey. read more »
Survey of Mining Companies 2008/2009: Gloomy outlook for global mining industry
Thursday, February 26, 2009
The global economic slowdown has cast a pall over the mining industry with the vast majority of mining executives saying they expect a severe pull back in exploration activity and at least 30 per cent of exploration companies going out of business ... read more »
Exploration Drilling
Tuesday, February 17, 2009
When exploration comes back, it will likely be with a bang. John Chadwick and Daniel Gleeson examine some of the technologies to look for. read more »
Sampling and Analysis
Tuesday, February 17, 2009
New ideas and technologies in sampling and XRF analysis - quicker and more accurate results. read more »
Man-made earthquake?
Thursday, February 05, 2009
Did dam trigger the devastating 2008 Sichuan quake? read more »
Roundup 2009: International successes
Wednesday, February 04, 2009
It is always good, not to mention fascinating, to hear about geologists and companies that pursued their dreams in some remote locations and were able to come up with new mineral deposits in a short period of time (18 to 24 months). read more »
Roundup 2009: Commodities review
Wednesday, February 02, 2009
2009 gold prices would average $945; at the end of 2009 gold prices would be close to $995; and, a 2010 average was forecasted at $1,050. read more »
Northwest Community College School of Exploration & Mining
Wednesday, January 28, 2009
Discussions with staff and students from the Northwest Community College on learning for and working in the BC mining industry read more »
Pamela Mikolayczyk, Gitxsan First Nation
Tuesday, January 27, 2009
An interview with Pamela Makolayczyk on possible benefits to the Gitxsan First Nation if exploration and mining can be successful in their territory.  read more »
Roundup 2009: Mineral exploration in glacial drift country
Tuesday, January 27, 2009
Large areas of Canada are covered by a thick layer of glacial sediments that mask the underlying geology and filter and mix the very little signals that manage to come to the surface. read more »
Exploration Salaries
Monday, January 26, 2009
The start of Roundup prompts us to look at exploration salaries world-wide. Luckily there is the CostMine survey "Exploration Salaries, Wages & Benefits" to help us do this. read more »
Internet Roundup
Monday, January 26, 2009
A description of what is said on the Internet about the annual Roundup conference in Vancouver that focuses on mineral exploration read more »
Not at Roundup
Thursday, January 22, 2009
Craig Kennedy will not be at Roundup 09. So we chatted with him by phone to find out about his activities in exploration in BC. read more »
Trapped water cause of regular tremors under Vancouver Island
Tuesday, January 20, 2009
University of British Columbia researchers are offering the first compelling evidence to explain regular tremors under Vancouver Island. read more »
Work in Mineral Exploration
Thursday, January 29, 2009
Thoughts on Roundup prompt us to explore job openings in mineral exploration and to think about stimulating the economy by undertaking fundament geologic research for mining.  read more »
Uranium Mining the Grand Canyon
Friday, December 12, 2008
The Grand Canyon is uranium country. It is also great vacation country. A move by the Bush administration to limit Congress’s power to prevent mining on public land makes me wonder if soon-to-be out-of-work Republicans are not more interested in vacation property than mining property. read more »
Justinian’s Gold Mines
Wednesday, December 03, 2008
During his reign the emperor Justinian has spent over 314 tonnes of gold. Where all this gold came from? Where are the mines that were able to produce that much gold?  read more »
(Hydro)Geology, Cows and Medicine – A Novel Approach to Mining
Thursday, November 13, 2008
In 1874, Jules Verne published an amusing little story that highlights the invigorating effects of a then little known gas... read more »
Antarctica’s Hidden World
Friday, October 24, 2008
No better place to unveil mysteries than the remote continent of Antarctica, and no better team to unlock secrets hidden by kilometers thick ice sheets than the British Antarctic Survey. read more »
World Prospects - Tin
Wednesday, October 22, 2008
Chinese, Bolivian, Egyptian and Tasmanian tin projects are featured in this IM article. read more »
Geology of Solution Mining of Potash
Wednesday, October 15, 2008
In undertaking an exploration project, the first task of the geologist is to estimate the quality and amount of potash contained within the exploration lease or permit. read more »
On the Field
Tuesday, September 23, 2008
New Mexico Institute of Mining and Technology offers you advise on what a geologist is expected to do while on a field trip ... read more »
The Mammoth Story
Tuesday, September 23, 2008
"Evidence of people hunting mammoths has been found in many parts of the United States dating mostly around 11,000 years ago..." read more »
The World's Richest Silver Mine
Monday, August 25, 2008
The mine has a history that goes back to 1554 and still manages to produce about 33 million ounces silver per year ... read more »
'For the world, our country, and the Navy - the North Pole'
Friday, August 08, 2008
The latest Arctic maritime boundaries and jurisdictions map highlights the potential for conflict over the world's last frontier. read more »
Unveiling DRC's Gems
Monday, July 28, 2008
BRC DiamondCore's projects comprise both prospective alluvial gravels and primary kimberlite targets. read more »
NI 43-101 - Some Tricks and Traps
Monday, July 28, 2008
Issuers are still sometimes running into problems when using the terms 'feasibility study' and 'preliminary (or pre-) feasibility study. read more »
Great Scientists: Dr. Gavin Lamont
Wednesday, July 23, 2008
Dr. Gavin Lamont, the geologist who led the decade long search for the diamond mines of Botswana was a firm believer that mines were to be found not by spending time in town or office, but by "boots on the ground", and careful observation. read more »
Blood Diamonds in Venezuela?
Monday, June 30, 2008
"Venezuela’s diamond deposits are all located within Bolivar state, a large, mineral-rich, thinly-populated province south of the Orinoco River, bordered to the east and south by Guyana and Brazil respectively." read more »
SNAP Data Collection Solutions
Tuesday, June 24, 2008
If you collect a lot of data in the field, you may want to take a look at SNAP! Data Collection Solutions from JRP Solutions. Here is what the company says about this tool. read more »
Kurile Islands' Menacing Volcanoes
Monday, June 02, 2008
Geologists, volcanologists, meteorologists and airline pilots are equally concerned in understanding, predicting and avoiding hazards generated by volcanic eruptions. read more »
Motherlode or Chemically Mobilized Gold II
Monday, June 09, 2008
Human beings are prone to forget – ancient cities and civilizations got buried by sand or dust only to be re-discovered centuries later; legends of rich lost mines abound around the world. read more »
Phosphate and Potash Mining
Tuesday, May 27, 2008
Fertilizers are a key factor in sustaining the world's agricultural output. They supply nutrients that are needed by all plants for normal growth, development and health... read more »
Bringing Back the Sunshine
Friday, May 23, 2008
Sterling Mining Co, one of the world's few primary silver producers, strenghtened its status by restoring the Sunshine mine in North Idaho's 'Silver Valley' to production, reports John Chadwick. read more »
Undersea Mining
Wednesday, May 21, 2008
Recent developments in undersea mining are being examined by John Chadwick in his technical article. read more »
Motherlode or Chemically Mobilized Gold?
Wednesday, April 23, 2008
You found some 1/2 oz nuggets but there is no source in sight. Where is the elusive motherlode? How did the gold get in there? Find some of the answers by reading the article. read more »
Bingham - Past 100, but not 'Past It'
Wednesday, April 23, 2008
Kennecott’s Bingham Canyon has produced more copper ore, 18.1 Mt, than any mine in the world. Because it is a long life, low-cost operation, continues to be one of Rio Tinto’s most profitable and productive assets.  read more »
Mars Exploration and Geology - Images, Animations and Models
Friday, April 04, 2008
"Since 'tis certain that Earth and Jupiter have their Water and Clouds, there is no reason why the other Planets should be without them" - Christian Huygens, 1698 read more »
Paleoseismology - Ancient Tsunamis and Earthquakes
Thursday, March 27, 2008
"Liquefaction has been observed in earthquakes for many years. In fact, written records dating back hundreds and even thousands of years describe earthquake effects that are now known to be associated with liquefaction." - University of Washington, College of Engineering read more »
Hydrogeochemical Investigations of Historic Mining Districts
Thursday, March 20, 2008
What kind of geochemical background noise can you expect when exploring a historic mining district? Check out the paper for answers. read more »
Establishing the Feasibility of Your Proposed Mining Venture
Monday, March 17, 2008
Project evaluations of mineral deposits are necessary for mineral rights, owners and investors alike. A feasibility study provides a definitive technical, environmental and commercial base and is the key element leading to a decision to invest or not to invest. read more »
Metal Prices for Geologists
Friday, February 29, 2008
Bull Market is a random market movement causing an investor to mistake himself for a financial genius. Bear Market is a 6 to 18 month period when the kids get no allowance, the wife gets no jewelry and the husband gets nothing. read more »
Geophysical Technologies to Image Old Mine Works
Monday, March 10, 2008
The presence of old mine works above, adjacent, or below an active mine presents major health and safety hazards to miners who have inadvertently cut into locations with such features. In addition, the presence of abandoned mines beneath roadways has a great impact on the performance of the transportation infrastructure ... read more »
Gold, Garimpeiros and Maroons
Friday, March 07, 2008
...the interior of Suriname is still in some ways comparable to the Wild West, particulary because of the total absence of any kind of government authority in the region. Almost all the Brazilians and Maroons are armed with pistols, rifles and here and there machine guns. read more »
Exploring Africa's Gold Belts
Friday, February 08, 2008
John Chadwick details a junior's exploration program of the Twangiza-Namoya gold belt - the last known major undeveloped gold belt in Africa. Check out the LiDAR applications. read more »
Exploration Drilling, Sampling and Surveying
Thursday, February 07, 2008
Some of the changes in the rapid evolving technology sector have been around for a while and were featured by GeoMine over a year ago. Some others are new and innovative advances. Check them out. read more »
Mineral deposits of Botswana
Thursday, February 07, 2008
The mineral landscape of Botswana is far from one-dimensional, however, diamonds continue to drive the nation’s economy and attract international investment ahead of any other commodity. Chris Cann reports. read more »
Mining for Talent
Wednesday, January 30, 2008
As the talent pool in the mineral exploration and mining industries starts to dry up, the mineral resource sector is developing a comprehensive strategy to address the dire labour shortage facing the industry. read more »
Geoscience BC Releases Initial Results From Exploration Project in Central B.C.’s Mountain Pine Beetle Infestation Area
Monday, January 28, 2008
Mineral claim staking in central B.C. area has skyrocketed in anticipation of the release of initial results from the $5 million QUEST mineral exploration project – the largest mineral exploration geoscience project of its kind in the province. read more »
Israel’s 2007 Diamond Trade Figures Best Ever
Thursday, January 03, 2008
Israel’s diamond trade figures for 2007 showed a substantial rise in all areas, making 2007 the best year ever for the Israeli Diamond Industry. read more »
Inferred Resources
Tuesday, December 04, 2007
Most of us involved in the minerals industry are well aware of the definition of an Inferred Mineral Resource as described in the South African Code for Reporting of Mineral Resources and Mineral Reserves (SAMREC Code). read more »
Mineral Assay Result Transparency Benefits Companies, Investors
Tuesday, September 04, 2007
Applied Ecosystem Services, Inc,, the advanced-technology environmental consultants, announces the availability of AssayWatch(SM), a mineral assay storage system read more »
Boka Gold
Tuesday, August 28, 2007
By now you must have read the news that Southwestern Resources is suing its ex-CEO for fraud, breach of fiduciary duty, and insider trading after realizing that he altered assay results from the Boka Gold project in China. read more »
Mining and Mineral Exploration Videos
Friday, June 22, 2007
Everybody likes to go to a conference. In the good old days, a conference ended with a volume of printed papers. I was always thrilled to carry home the proceedings. Now there is another way. AM Productions is producing videos of selected conference presentations. read more »
Man-Made Earthquakes IV
Tuesday, May 22, 2007
"Civilization exists by geological consent, subject to change without notice." William Durant  read more »
Man-Made Earthquakes III
Tuesday, May 01, 2007
...a long string of tremors accompanied by blast sounds have been noticed in the area. Seismological observatories built close to the dam reported that the hypocenters were found to be at shallow depth beneath the reservoir. read more »
Labradorite, Aurora Borealis Entombed in Stone
Monday, April 23, 2007
The name Labradorite comes from the Canadian province of Newfoundland and Labrador, which is a famous locality for the stone. The mineral was discovered by Moravian missionaries at Ford Harbour read more »
Man-Made Earthquakes II
Thursday, April 19, 2007
Australia is blessed with really hot rocks, but their location in the middle of the continent makes power distribution more challenging. At the same time, it creates a comfort zone for geothermal power producers - a sparse population means no vocal opposition to geothermal induced seismicity.  read more »
Man-Made Earthquakes
Tuesday, April 10, 2007
Basel, northern Switzerland. December 9, 2006 – An earthquake hit just before 6 p.m. People ran for shelter. The Canton Basel prosecutor launched an investigation to find the persons responsible for triggering the earthquake. read more »
Mining Fraud
Monday, March 26, 2007
Mining Fraud and Mining Investment from the Nevada Commission on Mineral Resources, Division of Minerals provides links to papers and sites on mining fraud. read more »
Mining Labs
Friday, March 23, 2007
At every stage of mining, a lab is needed to test some sample or other. During exploration there are soil and rock samples to test, during production there are metallurgical and environmental samples to test read more »
Silver Deposits - Carbonate Replacement Deposits
Wednesday, March 07, 2007
“We built a small, rude cabin in the side of the crevice and roofed it with canvas, leaving a corner open to serve as a chimney, through which the cattle used to tumble occasionally, at night, and mash our furniture and interrupt our sleep." read more »
Venmyn Valuation
Friday, March 02, 2007
Additional perspectives on the use of the JORC, SAMREC, and Valmin, codes for reporting on the valuation of mineral properties read more »
Silver Deposits – Low Sulphidation Epithermal Vein Deposits
Tuesday, February 13, 2007
"On one occasion, being in Tlaltenango with a group of Spaniards, he was shown a piece of ore of some promise, and asked the local Indians where it came from. On being told, he led out an expedition consisting of Indian slaves, and Spaniards ..." read more »
Oil Sands Geostatistics
Monday, February 12, 2007
The Canadian Institute of Mining’s CIM Magazine follows a delightful approach to presenting high quality technical papers: it simply does not present them. read more »
Data Metallogenica
Monday, February 05, 2007
Probably the most extraordinary website I have yet come across is Data Metallogenica on-line read more »
Roadside Geology
Friday, February 02, 2007
I own eleven of the Roadside Geology books. One of my ambitions is to own all thirty or more. It is not the possession of more books that interests and excites me.  read more »
I Think Mining Blog
Wednesday, January 31, 2007
Some paper magazines will never die. They are the ones with high quality, thoughtful, well-written articles. The rest are doomed to fade and wither. Part of their problem is the competition of Blogs read more »
Datamine
Monday, January 29, 2007
“They produce the best quality stuff in the industry.” I would not know—and have no personal opinion about the quality of the product. This quote is from an old antagonist against whom I argue much, with whom I generally disagree, but whose opinion I always respect. read more »
Silver Deposits - Analysis & Metallurgy
Thursday, January 19, 2007
The method selection for silver analysis and the art and science of extracting silver metal from silver minerals... read more »
Madagascar Mining
Thursday, January 18, 2007
A summary of an article from the New Yorker, October 2, 2006:
Burkhard Bilger writes about the gem industry in Madagascar, which has some of the richest, and least exploited, gem deposits on earth
 read more »
Silver Deposits - Geochemistry
Friday, January 05, 2007
Silver is an intriguing chemical element with lots of unique characteristics, properties and uses - including the folklore use as an antidote to vampires and a prime material for silver bullets.  read more »
Katanga
Monday, January 03, 2007
I am sure the irony is unintended, but it is glaring nonetheless. In an otherwise sober piece in International Mining on an orebody in Katanga, Tenke takes off, there is a beautiful picture of a railyard chock full of rolling stock. read more »
Silver Deposits - The Market
Wednesday, December 20, 2006
It doesn’t happen too often for silver, the beautiful Cinderella of precious metals, to occupy the first place in the hearts and minds of geologists, metallurgists, geochemists... read more »
Yellowhead Mining II
Wednesday, December 13, 2006
I recently went to a reception at the invitation of Ron Handford of YellowHead Mining Inc. I was in pursuit of further stories of the technology behind the company's Harper Creek property in British Columbia. read more »
Yellowhead Mining
Tuesday, December 12, 2006
It is the people that make mining. And of course a good ore body. Let us explore these two prerequisites by following the story & success of Ronald L. Handford and the Harper Creek deposit, both of British Columbia. read more »
MMI Geochemistry – Exploration
Friday, December 01, 2006
Most of the world’s shallow or outcropping mineral deposits have already been discovered. The search for buried deposits...  read more »
Deep-Sea Mining and Exploration
Monday, November 6, 2006
A few decades ago the prospect of offshore gas and oil production looked more like a Vernian fantasy. Nowadays, a large share of world’s oil and gas production come from the bottom of the seas. What about minerals? read more »
Geochemical Soil Gas Sampling - GORE Survey
Friday, October 20, 2006
Buried ore bodies, with depositional environments that create oxidation, reduction, or electrochemical processes, can be imaged using... read more »
Letseng-la-Terae: The 603 Carat Lesotho Promise Diamond
Friday, October 13, 2006
Letseng is a mine best described by superlatives. At 3,100 m altitude it is the world's highest diamond mine; at just over 2 carats per 100 tones (cpht) it is the world’s lowest grade kimberlite mine; at over $1,200 a carat it has the world's highest average cost per carat... read more »
Historic Mining District Exploration
Monday, October 2, 2006
The recent merger and acquisition frenzy which affects the industry clearly indicates that chances of finding a good mineral deposit are pretty slim in comparison with the certitude of acquiring one... read more »
Point and Shoot for Results
Monday, September 25, 2006
Hand-held portable X-Ray Fluorescence analyzers provide on–the–spot elemental analyses of samples, ores, cores, soils, tailings and concentrates... read more »
Hyperspectral Technology - Exploration
Monday, September 11, 2006
Airborne hyperspectral remote sensing, a result of the integration of optical remote sensing and traditional spectroscopic technologies... read more »
Australian Offshore Mineral Map - Diamond Rush
Thursday, September 7, 2006
A superb initiative of the Australian Minister for Industry, Tourism and Resources and the Minister for Education, Science and Training materialized on August 10, 2006 with the launching of the first offshore mineral map. read more »
High Definition Airborne Gravity Gradiometer System (HD-AGG)
Thursday, September 6, 2006
Falcon and Air-FTG gravity gradiometer systems have their origins in technology used by the military in the 1970s. Obsolete for their use it was applied for commercial purposes and started to fly at the end of 1990s. read more »
Toponymic Research
Tuesday, June 20, 2006
Toponymic research represents a source of information which is largely ignored in the planning process of a reconnaissance program. Toponym means a place name, a name derived from a place or region. But who named these places anyway?  read more »
Seismic Exploration
Tuesday, June 13, 2006
A cost saving application of seismic reflection at a deposit scale comes from the De Beers’ Snap Lake diamondiferous kimberlite dyke located in Northwest Territories, Canada. read more »
Indicator Plants
Monday, May 15, 2006
In 1556, the first comprehensive book on prospecting and mining, Agricola’s De Re Metalica stated that: ”... there are trees whose foliage in spring-time has a bluish or leaden tint, the upper branches more especially being tinged with black or with any other unnatural colour ..." read more »
Falcon vs. Air-FTG - Flight of the Zeppelin
Thursday, March 23, 2006
In 1666, Sir Isaac Newton, watching an apple fall from a tree, identified a previously unknown force that governs the laws of physics on Earth and beyond, namely gravity. read more »
Drilling for Meteorites
Monday, March 13, 2006
A golden meteorite was about to strike the Earth. A huge crowd followed its smoky trail, embarking on a new kind of gold rush. read more »
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