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Mining Stock Quotes, Mineral & Metal Prices
March 2009 by Staff
Additional articles that might interest you...
Family Wins Back Seized Gold Coins
June 2015
A family was awarded the rights to 10 rare gold coins possibly worth $80 million or more...
A family was awarded the rights to 10 rare gold coins possibly worth $80 million or more...
New Mine from Century-Old Gold-Silver Bonanza
September 2006
It has been a ten-year project to make a new mine from the abandoned 100-year-old mine deep in the Sierra Madre at Dolores, Chihuahua, but the perseverance of Minefinders Corp. is soon to pay off. Once worked by the Mexicans, then...
It has been a ten-year project to make a new mine from the abandoned 100-year-old mine deep in the Sierra Madre at Dolores, Chihuahua, but the perseverance of Minefinders Corp. is soon to pay off. Once worked by the Mexicans, then...
Identifying the Noble Metals Simple Tests That Work
May 2006
Using a porcelain evaporating dish, place concentrates or head ore, equal to a tablespoon, in 60cc of aqua regia. Boil almost to dry, then add 10cc HCl (hydrochloric or muratic acid) and heat for a few minutes, and then add 30cc of water and bring to boil. Let cool while the solids are being allowed to settle. Using a pipette...
Using a porcelain evaporating dish, place concentrates or head ore, equal to a tablespoon, in 60cc of aqua regia. Boil almost to dry, then add 10cc HCl (hydrochloric or muratic acid) and heat for a few minutes, and then add 30cc of water and bring to boil. Let cool while the solids are being allowed to settle. Using a pipette...
Small-Scale Prospecting & Mining (A Little History)
April 2005
During the 49’er gold rush, because of harsh winters and adverse river conditions, the working season could be restricted for a week or more at a time. Moreover, many of the “argonauts” (a term dating back to the adventures of the early Greek gold seekers in seeking the Golden Fleece), were unprepared both mentally and physically to meet the harsh conditions.
During the 49’er gold rush, because of harsh winters and adverse river conditions, the working season could be restricted for a week or more at a time. Moreover, many of the “argonauts” (a term dating back to the adventures of the early Greek gold seekers in seeking the Golden Fleece), were unprepared both mentally and physically to meet the harsh conditions.
BLM Cancels 10-Million-Acre Sage Grouse Mineral Withdrawal
November 2017
The very way it was done at the time didn’t give one much confidence in the objectivity and honesty of the BLM study.
Placer Testing with Large Samples
June 2000
Of all the difficult gold placer sites to evaluate, none can compare with trying to dig to bedrock through twenty or thirty feet of soaked overburden through which water is slowly seeping downgrade.
Of all the difficult gold placer sites to evaluate, none can compare with trying to dig to bedrock through twenty or thirty feet of soaked overburden through which water is slowly seeping downgrade.
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