Over the Divide
April 1999 by StaffVirginia Elvira Russell
(Mining Grandma of Humbug)
March 4, 1999
I figure there are a lot of new people out there who have the same question. I will try to give some answers that hopefully will give you more confidence in finding your own spots.
This article deals with copper exploration, but it is relevant to exploration for other minerals. I will use the geology of the Copper Creek area in Pinal County, Arizona, as an example.
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Seldom is a metal detector used for ore sampling today. Nevertheless, this procedure still works as all BFO and VLF detectors have a non-conductive mineral zone and a conductive metal zone with a neutral null zone between them.
Thom Calandra, well known for promoting mining companies and precious metals through CBSMarketWatch.com for the past several years, will pay over $540,000 to settle charges he used his investment newsletter to profit from stocks that he owned.
From time to time I’ve been doing a series on critical metals and how important they are to our complex and technological society. This month we are going to take a look at copper, and how important that metal is to our modern lives.
The Bawl Mill • Editorial—BLM 43 CFR 3809 Revision Status • Our Readers Say • Miner Says Mining Could Return to Boulder • Arizona Mines and Minerals Releases New Directory • Onerous New Mining Rules Adopted in Washington State • U.S. Sued for Failure to Guard Rare Species • Miner Charged in Death of Downieville Miner • Senator Warns Against Proposal to Sell Some IMF Gold • Dry Placers in the Kamma Mountains, Nevada • Company Notes • MCS Index Shows Decrease in Mining Costs • Picks & Pans: Confessions of a Small Miner—Part II • The Saga of Sand Mountain • Nevada County Feeling Pain of Slumping Mining Industry • There's Gold in Those Tailings • Gold at Ragged Top, Arizona • Increase in Silver Demand by Photography Industry • Melman on Gold & Silver • Looking Back • Mining Stock Quotes and Mineral & Metal Prices