All Articles
The Small Hardrock Mill—Part I
July 2006 by Del Thomas, ME
Ore dressing is of prime importance to the operator of a small hardrock gold mine. No, Virginia, ore dressing has nothing to do with dressing in the latest spring dresses, or the stuff that gets forced into the turkey on Thanksgiving. It refers to the method of processing ore to extract the valuable minerals contained in the rock—in the case of this series of articles, gold and silver.Additional articles that might interest you...
Golden Sunlight Seeks Expansion
February 2008
The Golden Sunlight Mine in Whitehall wants to expand its open pit operations, possibly extending the life of the mine by five years.
The Golden Sunlight Mine in Whitehall wants to expand its open pit operations, possibly extending the life of the mine by five years.
Kennecott Copper Mine, Kennecott, Alaska
October 2017
For approximately 30 years, the mines produced good ore, some so rich it was simply sent straight to bagging, bypassing milling and loaded directly on the rail cars.
Highbanking and the House Rock
June 2010
I hit bedrock at two feet and followed it down as it appeared that I was on the edge of a rib that ran with the river. This was beginning to look very promising and I was seeing some small gold—pieces and flakes—in the header of my sluice box.
I hit bedrock at two feet and followed it down as it appeared that I was on the edge of a rib that ran with the river. This was beginning to look very promising and I was seeing some small gold—pieces and flakes—in the header of my sluice box.
The Bawl Mill
April 2003
• Freedom request denied
• Missing sandwich becomes a federal case
• Washington man takes the initiative
• And I complained that the Journal was delivered late...
• Freedom request denied
• Missing sandwich becomes a federal case
• Washington man takes the initiative
• And I complained that the Journal was delivered late...
Romancing the Lens
July 2014
...a large number of these aspiring miners developing their operations seemed to have missed "Placer Mining 101" somewhere along the way.
...a large number of these aspiring miners developing their operations seemed to have missed "Placer Mining 101" somewhere along the way.
Everything You Need to Know About Gold Wheels
September 2000
The theory of making the gold wheel work is really very simple—classification. When all the materials introduced into the wheel are classified to the same mesh, the heaviest materials will be extracted...
The theory of making the gold wheel work is really very simple—classification. When all the materials introduced into the wheel are classified to the same mesh, the heaviest materials will be extracted...
WWII Vet & Prospector Still Going Strong
July 2011
Lately I’ve been having success utilizing two types of detectors in succession. The first is a pulse induction (PI) detector with a blanket-style antennae, and I follow it up with a very low frequency (VLF) detector.
Lately I’ve been having success utilizing two types of detectors in succession. The first is a pulse induction (PI) detector with a blanket-style antennae, and I follow it up with a very low frequency (VLF) detector.
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The Bawl Mill
• Detecting at Old Hydraulic Mines
• Montana Postpones Mining Rule
• Sydney Resource Corp. Ventures into Canada and Mexico
• The Treasure Detective
• 2006 US Gold Panning Championships
• The Iditarod-Innoko Goldfields
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
• Agnico-Eagle to Open Gold Mine in Finland
