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The Furnace Atmosphere During the Fire Assay
January 2001 by Dr. Ralph E. Pray
It has been claimed that the introduction of excess air to the assay furnace during sample fusion can materially increase the gold yield. Testimony by expert witnesses for the defense in recent federal hearings dealing with the dependability of the gold fire assay includes data purported to show this.Additional articles that might interest you...
Picks & Pans: Detecting in Kauai, Hawaii
July 2000
Winter in Alaska! What is an Alaskan gold miner to do? Go somewhere warm to look for gold, that's what!
Winter in Alaska! What is an Alaskan gold miner to do? Go somewhere warm to look for gold, that's what!
Fault Zones and Prospects
June 2011
As we walked back we were just reaching the point of where the faulting should be and there, covered with deep grass, was very faint evidence of an old road going up the mountainside! What was that old road doing there?
As we walked back we were just reaching the point of where the faulting should be and there, covered with deep grass, was very faint evidence of an old road going up the mountainside! What was that old road doing there?
Over the Divide
September 2000
Merle W. Swanson
1913-2000
Merle W. Swanson
1913-2000
Melman on Gold & Silver
August 2016
It is hard to imagine any month during the thirty years I have been writing this column which had more bombshell headlines than the past thirty days.
It is hard to imagine any month during the thirty years I have been writing this column which had more bombshell headlines than the past thirty days.
Targeted for a Tax Audit
February 2012
Although the risk of a federal tax audit remains low, thanks to the Internal Revenue Service’s secret audit selection process every prospector, miner, and mining-related business owner has good reason to fear an audit, but only if they are not prepared.
Although the risk of a federal tax audit remains low, thanks to the Internal Revenue Service’s secret audit selection process every prospector, miner, and mining-related business owner has good reason to fear an audit, but only if they are not prepared.
Rent, Lease, or Own Your Equipment
January 2006
Today, renting, leasing, financing and outright purchasing are simply tools of the trade for many financial professionals.
Today, renting, leasing, financing and outright purchasing are simply tools of the trade for many financial professionals.
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