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Gold/Mining/Energy : Gold and Silver Juniors, Mid-tiers and Producers

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To: marcos who wrote (41901)6/5/2007 5:52:59 PM
From: E. Charters  Read Replies (1) of 78419
 
Right as rain

Galena

en.wikipedia.org



Sphalerite

en.wikipedia.org



Zinc and the origins of life

physorg.com

n a report scheduled for the Dec. 13 issue of the weekly Journal of the American Chemical Society, Martin and Zhang demonstrate that three of the five chemical reactions in the reverse Krebs cycle worked and produced biomolecules on the surface of a mineral believed to have been present in the waters of the early Earth. The mineral -- sphalerite -- acted as a photocatalyst that worked with sunlight to foster the chemical reactions.
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