History & Geology
Prospecting for Nickel Deposits
November 2010 by Chris Ralph
The periodic exploration efforts for nickel during periods of high prices have been sporadic and incomplete. There is a role for the prospector and geologist in searching laterites potentially rich in nickel and mafic igneous bodies that may be rich in nickel.
Round Mountain, Nevada
There are a number of veins in the disseminated mineralization, but the principle ones on Round Mountain are known as the Los Gazabo and the Keane.
The Paragenesis of Gold & Silver Deposits
…if you are game for digging in and learning more about the intricate details of how gold deposits form, then let’s jump right in.
Crystallized Gold Mines of California
Gold specimens that include visible crystal formations are among the rarest, most attractive and most valuable forms of gold to be found.
Gold in The Silver Crown District, Wyoming
When my field assistant Jay Roberts and I entered the mine, it appeared as if someone just walked out of the mine, turned off the lights and never returned.
Prospecting for Copper Ores—Part II
Copper is a critically important metal that we need to run our modern electronic society, and the long term outlook for this metal is for a steady increase in price.
Enrichment of Mineral Deposits by Weathering—Part I
The exact minerals formed in the concentrated supergene deposits depends much on the type of country rock around the deposit and the chemistry of the deposit itself, but if conditions are right, this process will form some rich patches of bonanza ore, in some places valued at thousands of dollars to the ton.Hard Rock and Placer Gold of Manhattan, Nevada
He found 5 to 7 feet of gravel containing half an ounce per yard. This started a rush of placer activity and several other shafts were sunk, with some large multi-ounce nuggets being found.
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The Bawl Mill
• Legislative and Regulatory Update
• The Jenkins Mine Project, Conclusion—Recovery Operations & Summary
• Gold of Plumas County
• Recent Prospecting in Plumas County
• Detecting My Way Across Australia—Pt II
• Detectors Versus Pans
• Check The Box For Tax Savings
• Mining Stock Quotes & Mineral and Metal Prices
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Undiscovered Placer Deposits in Alaska
• Melman on Gold & Silver
