Indicator Minerals for Gold & Silver
April 2011 by Chris RalphIn this article, we’re going to take a look at the minerals that contain gold and silver, and how you as a prospector can identify them in the field.
While a large number of locations have yielded some placer gold, most of the state’s placer production has come from a few productive districts.
I’ve been taking a look at the mining and uses of a number of critical metals in series of articles, and it’s time to take a look at antimony.
The placer deposits of Utah occur in two distinct types of environments. These are 1) placers found adjacent to, and derived from, gold, silver and base-metal deposits; and 2) placers found in major rivers and derived from unknown, distant sources.
While the bullion value of the nugget is already substantial, the size and rarity of the Ausrox Nugget combine to make its worth invaluable in the collector market.
It was the middle of winter and the valley was covered in snow, making prospecting a matter of sinking shafts in the ground.
Exploration for and prospecting in search of similar deposits should focus on rhyolite bodies located in fluorite-bearing areas.
The Bawl Mill • Mining Claims—What to Know Before You File • Prospecting Underground: Use Caution • Small-Scale Concentrating and Recovery Methods • 5th Circuit Ruling May Benefit Miners • Mud Men: Pocket Miners of Southwest Oregon Part III • Legislative and Regulatory Update • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Silver Mining Returning to Texas