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Picks & Pans: Exploring Wyoming's High Desert
July 2002 by David C. Freitag
In an untamed and lonely part of Wyoming’s high desert sits a deposit of gold so large, and so vast, that even today its volume remains a mystery. With an aerial extent of over 10 square miles and a depth of nearly 7,000 feet...
Ask The Experts
Q: Is this gold or some other metal?
Small-Scale Processing of Hard Rock Ores
Depending on the ore and if significant sulfides are present, a hard rock miner may be able to get away with simply using a flux to digest the other minerals that may be present.
Ask The Experts—Iridium
Q: I believe I have found a deposit that contains iridium. What can you tell me about iridium? Are there any tests I can do in the field to confirm it is iridium? How much is iridium worth? Where can I get it assayed? Can I refine it myself?
Strategic Metals—Part I
A bill was introduced and passed by the House of Representatives earlier this year that should make the exploration and opening of a mining operation faster and easier.
Journeys in the Kingman Quadrangle—Part III
The sun is teasing the horizon in the heart of the Mojave. Soon, the exciting nightlife will end as the lizards and desert rats return to their homes.
Legislative and Regulatory Update
• Forest Service to revisit 228 regulations
• WOTUS Executive Order suspended
How to Interpret Assay Values
This assay system of ounces per ton sounds simple enough, but the use of the metric system and the additional measuring terms of “grams per ton” and “parts per million” (ppm) has created some misunderstanding of ore value.
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