Prospecting for Diamonds: Is It a Diamond or Crystal Quartz?
July 2001 by T.D. LaRuneProspectors typically stumble upon diamonds while searching for other minerals.
Gerald Lindsey sat at his desk watching Randy McKinney try to absorb the massive pile of documents he had in front of him. Julie Fowler, Gerald’s secretary of 13 years, tried not to concentrate on the tower of paper as it threatened to topple over. Gerald knew the contents contained data proving one of the richest gold fields in Alaska were on his claims. But how to convince Randy, who was a 4th generation miner and had heard every mining story in the book?
While detecting for gold nuggets with a pulse induction machine, most of the signals we encounter have a normal “wee-ooo” sound. However, while swinging larger search coils, the bigger deeper nuggets can produce a...
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.
In this case, signs of gold were found at the bottom of the alluvial and then traced in a triangle up the face of the mountain until they stopped—that is where the digging began.
• How small should I crush my hard rock ore?
After picking up a large grey rock, ready to discard it, I immediately noted it was extremely heavy. My eyes started getting bigger and bigger as I wiped off the surface dirt and moistened it—the color yellow started showing.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
The Bawl Mill • Our Readers Say • Global Warming—The Press Gets it Wrong, Our Report Doesn't Support the Kyoto Treaty • Former Sunshine Miners Find Work in Montana • CMA Conference Summary • Uranium Deposits • Washington Gold & Fish Update • Basic Information About Gold Detectors • Oil Seeps in Northern California • Diamond Dealer Prevails in Congo • Company Notes • Picks & Pans: The Gold Bullion Mine • Arizona's Border Silver Camps • The Stonewall Jackson Mine, San Diego County, California • Proposal Submitted for Lab at Homestake • Mining Stock Quotes and Mineral & Metal Prices • Melman on Gold & Silver