Greenstone and Gold
September 2013 by Chris RalphContacts, faults and zones of weak rock are all places that can act as a pipeline to convey gold-bearing fluids, leading to valuable deposits.
For approximately 30 years, the mines produced good ore, some so rich it was simply sent straight to bagging, bypassing milling and loaded directly on the rail cars.
Gold in clastic black shale
This is the intelligent way to start modern prospecting. The value of literary research yields challenging outings, specimens, history and geologic research.
...if you are out prospecting and find something that looks very much like a nugget but has an odd greenish-gray cast to it, don’t be too quick to simply toss it aside as junk.
The gravels in contact with the bedrock or false bedrock base are often the richest. The same facts apply to the alluvial paystreaks that are formed on gravel bars; the lowest level of the gold-bearing gravel is normally the richest.
Gold is a fairly widespread mineral in the Italian Alps and in the Northern Apennines. It is found both in primary mineralization and in past and recent floods.
Mining “giant” John A. Miscovich died August 22, 2014, at the age of 96. He was the well-known inventor of the “Intelligiant” water cannon.
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