What Are Those Rocks In My Pan?
June 2011 by Jim HalloranThe placer mineral identification key is designed to answer this question. It attempts to recognize all the minerals in your gold pan concentrates.
I recently had the opportunity to spend a day exploring around Butte, Montana and was amazed by the amount of mining that has taken place there. The old-timers called Butte “the richest hill on earth” and had pretty good reasons for doing so.
Q: Are there any mills that handle VMS ore?
Three homonyms come to mind when I think of gemstones, gold and vegetables: carrot, carat and karat. Let’s look at carrot first.
In this second part on cobalt, I will take a look at the various types of cobalt deposits and how you can prospect for them. Who knows—perhaps the next big cobalt strike will be yours.
...these nuggets have not traveled far from the lode because the golden wire lattices would have been torn apart or flattened during weathering of rock and deposition by violent stream action.
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.
Until just recently, platinum-group metals (PGMs), especially palladium, had been holding their own on the market. But, Russia has now resumed shipments and it has brought prices down.
The Bawl Mill • Dredge Mining—Current Situation in Idaho • Fault Zones and Prospects • "Gold Rush: Alaska" in the Porcupine Mining District • Wyoming's Billion Dollar Nugget—The Trilogy Ends • Melman on Gold & Silver • Mining Stock Quotes & Mineral and Metal Prices