Catastrophism vs. Uniformitarianism
November 1999 by Edgar B. Heylmun, PhDMan has always wondered how the Earth was created, and how oceans, mountains, and other features were formed. However, until the last 200 years, most phenomena were explained by means of legends, superstitions, or religion. It is still that way in many parts of the world.
Placer gold was found near South Pass, at the south end of the Wind River Mountains, in 1842, and lode gold was discovered in the same area in 1867. The principal gold rush was between 1867 and 1874.
“Much of the ground where Ms. Hollingshead found her diamond is made of unweathered volcanic rock. When it rains, flowing runoff often leaves loose gravel, and sometimes diamonds, on the surface in these areas.”
• "Recreational" mining bills in Washington State
• Three more national monuments
Never have I regretted the deadlines we must work with at this publication as I do this month, for events of tremendous significance are likely to occur between the time this column must be prepared and the time our readers will receive it.
Guyanese gold deposits occur in deformed and metamorphosed greenstones made up of alternating mafic to felsic volcanic and sedimentary rocks intruded by granitoid basoliths and stocks.
The Bawl Mill • USPS Delays ICMJ Delivery at Oakland, CA Processing Center • Another Gold Heist Reported at Nome • No Need to Rewrite Mining Regs, NAS Study Confirms • BLM Filing Requirements for Small Miners' Waiver • Asarco Accepts Phelps Dodge Buyout • Once Lonely, Mojave Desert Phone Now World's Companion • Judge Blocks Road Protest • Company to Sue Over Stymied Gold Mine • No Mining / Logging on 40 Million Acres • 1st Annual Placer County Open Gold Panning Championships—1999 • Picks & Pans: The Ten-Pennyweight Nugget • Mining in Sonora, Mexico • Pullin' the Pin • Land of Golden Dreams—California in the Gold Rush Decade • Cerro Colorado Silver, Arizona • Progressive Privy Program Proved Popular • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Surging Gold Prices Burn a Few Unlucky Mining Firms • Looking Back