ORE DEPOSITS 5101 Part 5 Epithermal Deposits

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The Epithermal Gold-Silver Deposit has ore sizes ranging from tens of thousands to over a billion tons, gold grades from 0. 1 to over 30 grams per tonne and silver grades from less than 1 to thousands of grams per tonne. There is a grade of Historically, these deposits have been important sources of gold and silver and are estimated to contain about 8% of the world's gold. The wide range of tonnage grade properties makes epithermal gold and silver deposits attractive targets for exploration and mining companies large and small.


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