August 2004 by Edgar B. Heylmun, PhDGreenstone is a hard, tough, altered igneous rock, usually dark green in color. The term “greenstone” has been loosely applied to all greenish rock, including peridotite, dunite, jade, serpentine, and even hydro thermally altered rocks in mining districts. True greenstone is...
Zimbabwe is the latest country to threaten seizure of foreign-owned mining projects.
So let’s dive in and see what I can do to convince you that this is the year you should be out staking your own claims.
There are a number of "gold belts" and portions of belts, which cut north-eastwardly across the Piedmont and Blue Ridge provinces of Georgia. The most prominent is the Dahlonega Belt, which extends from Alabama to North Carolina.
At the start of the 20th century, copper was king in Arizona, with one of every four workers employed in the mining trade. On the brink of a new millennium, however, the industry is no longer the cornerstone of the state's so-called "Five Cs" economy—copper, cattle, cotton, citrus and climate.
In 1948, I lived alone in the Cerrillos Mountains south of Santa Fe, New Mexico, at the Tom Payne Mine. When lead and zinc metal prices suddenly took a nosedive, our ore and concentrate shipments from the Payne to the ASARCO smelter...
The Bawl Mill • Lawsuit to Challenge New Forest Service Regulations • Gold in Utah Laccoliths • Where Do I Begin? • Looking Back • Mine President Seeks Opinions From Peers • Over The Divide • Picks & Pans: Miner Finds Heart of Gold • Company Notes • Canadian Arrow Tries Different Approach • Experts Forecast Rising Prices for Gold, Silver • A Few Reminders About Fraud • Mining: Doing it Right the First Time • Prospectors & Treasure Hunters Find Gems • The Golden Highway—El Dorado County • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices