Let us help you recover valuable metals. 888-437-1187

Magazine

All Articles

The Fire Assay of Fly Eyes

Colorado-Utah-Wyoming oil shale was first reliably discovered to contain gold and silver by the U.S. Bureau of Mines in the 1920s. Although most of this vast shale resource, up to 1,000 feet in thickness, contained nil or barely detectable values, many brown shale samples fire assayed here over the past thirty years have yielded up to 0.02 ounces per ton (opt) Au and 2.0 opt Ag.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Record Interest at Recent Mining Conventions


If anyone needed convincing that high metals prices have brought mining back into the public’s consciousness, two conventions held in Vancouver, British Columbia near the end of January 2006 should have ended any doubt.

Colorado Disputes Key Part of EPA Mine Report


King’s letter is a blow to the EPA’s contention that outside technical experts supported its plan to push a drainage pipe through debris covering the entrance to the Gold King Mine…

Oregon Requires Permit for Hand Sluicing


At the time of this writing the draft permit for dredging in Oregon, which may also include small-scale operations like hand sluicing or possibly even panning, was not available for public comment or review.

Silver Hill, North Carolina


To the writer's knowledge, this was the first discovery of silver and lead in North Carolina and perhaps one of the first official discoveries of silver east of the Mississippi River.

Delamar District, Nevada


The Delamar (Ferguson) mining district is located in Lincoln County, Nevada, some 29 miles by road, southwest of Caliente. The district is on the west side of the Delamar Mountains at elevations between 5,900 and 6,600 feet.

GATA Update


As we reported in the January 2001 issue of ICMJ, the Gold Anti-Trust Action (GATA) Committee has been investigating whether or not the US Government, in concert with several bullion banks and the Bank of International Settlements (BIS), has been manipulating the price of gold.

Suction Gold Dredge Miners Win On Federal Preemption


Judge Ochoa went so far as to call the California permit scheme “unenforceable.”

Subscription Required:
The Bawl Mill   • Our Readers Say   • Siskiyou National Forest Update   • Company Looks at Restarting Sunshine Mine   • Piedmont Gold   • Gold & The Dollar   • Picks & Pans: Exploring Wyoming's High Desert   • Sons of Gwalia & Herbert Hoover   • Looking Back   • Prospecting on the Yukon River   • Placer Gold in Arizona   • Bill Could Create New Silver Market   • 2002 Inductees to the National Mining Hall of Fame   • Mining Stock Quotes and Mineral & Metal Prices   • Melman on Gold & Silver   • Mystery of Olmec Jade Solved

Free:
Legislative and Regulatory Update

Advertisements

Garrett Electronics - trusted by real miners & prospectors!
Precious Metals Recovery plants and equipment
Fighting to keep public lands open to the public
Specializing in the processing of precious metal ores!
Watch prospecting shows on your computer right now
Free Online Sample Issue