Cedar Rim Opal—Discovery of a Giant Opal Field
October 2008 by W. Dan HauselIn 2003, I initiated field reconnaissance of an opal deposit at Cedar Rim in central Wyoming and was amazed at the size of this undocumented deposit located right in the middle of an oil and gas field...
A caldera is a large circular volcanic depression caused by collapse due to the removal of molten magma from an underlying magma chamber. The removal of magma is due to explosive venting of lava and pyroclastic material.
The old report I read indicated all they ever did was dig some trenches and take samples. It sounded to me like a good place to take my metal detector...
Because September 1 falls on a Sunday this year; and Monday, September 2, is a holiday, the BLM will accept yearly filings through September 3.
A breccia pipe, or chimney, is an irregular cylindrical mass of breccia that is often silicified and stands out as an iron-stained knob. They can be from a few feet to several hundred feet in diameter, and may or may not be mineralized.
• EPA backs down in Wyoming
• UN Chairman took on more than a mission
• Changes to wetlands
• 43 CFR 3809
• Scaled-back version of CARA passes in the dead of night
• Sierra Nevada Framework
The Bawl Mill • Dredging at Real Del Castillo, Baja • Finding Paystreak Gold With A Metal Detector • General Metals Continues Toward Production • "I Got Dusted" • The Trail of ‘98 • Newmont Steps Up For Laid Off Workers • Benton’s Rich Silver • Gold Trader, Employee Charged with Wife’s Killing • Is There A Gold Shortage? • Wyoming Governor Pushes for Uranium Study Release • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • California State Open and US National Gold Panning Championships