Mining Magazine, April 1st, 1992
With the exception of radon in uranium exploration, gas geochemistry has yet to be applied on any significant scale in mineral exploration. However, research into the topic has yielded much theory and a considerable number of case demonstrations, involving fifteen or so different gases. The author considers just some of these.
The chalcogens, elements of Groups 5B and 6B of the Periodic Table that form or have a close association with metallic ore minerals yield not only chalcogen-bearing secondary minerals, amorphous compounds and soluble anion complexes when their primary host minerals br...
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