A Compendium of Gold Metallurgy Ores And Digest of Us Mining Laws Water R
A Compendium of Gold Metallurgy Ores And Digest of Us Mining Laws Water R
E M Erwin M Wade
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Decomposed country or wall rock frequently looks similar to auriferous vein matter, and apparently is as likely to carry gold. Long experience will, however, enable one to safely guess the presence of gold in a particular specimen sometimes, but it is not generally safe to pass an opinion. The most successful prospector is one who tests every- thing in sight such is the proverbial "greenhorn. " PROSPECTING OUTFIT FOR GOLD. 1. A miner's hornspoon, or a gold pan. 2. An iron mortar and pestle for ...pulverizing rock. A No. 40 wire sieve might be useful also. 3. Strong nitric acid, I or 2 pounds. 4. Mercury, a few pounds, and a little sodium amal- gam and potassium cyanide. 5. A small dish or bucket of water for horning or pan- ning in. 6. A small iron pan or a piece of sheet metal, for roasting. 6. A small porcelain tub, with watch glass or other suitable cover, for retorting in. Miners sometimes tie up the amalgam in a rag and roast in the ashes. 8. An alcohol lamp and alcohol for heating.
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