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Greaterville, Arizona
February 2001 by Edgar B. Heylmun, PhD
One of the best-known placer gold localities in southern Arizona is at Greaterville, 45 miles, by road, southeast of downtown Tucson. The site of mile-high Greaterville is in grasslands and oak woodlands, on the east flank of the Santa Rita Mountains.Simple Rules of Gold Geology: Comparing Epithermal and Mesothermal Deposits
Geology is a science of general tendencies with frequent exceptions, not one of hard and fast rules that are always true and never vary. For almost every well-accepted rule of gold deposits, I can point you to a number of important exceptions.
Legislative and Regulatory Update
• No Adventure Pass needed
• Supreme Court of Canada rules on aboriginal title claims
• No agreement reached in suction gold dredge permitting case
California Wilderness Coalition and The Nature Conservancy Recruit Government Employees to Carry Out Huge Land Grab
US Geological Survey, US Forest Service, Bureau of Land Management, and California State Employees Attend Environmental Extremist Conference.
Desert Phone Trashed
The once very lonely phone booth in the Mojave desert 75 miles southwest of Las Vegas, reported on in last month's ICMJ and media throughout the world, became a media darling...
Understanding Geologic Deposit Models
Geologists have long noted the similarities of certain types of mineral deposits all across the globe. Similar minerals, similar country rocks, and similar grades of mineralization may occur in several different parts of the world.
Drywashing and Detecting for Eluvial Placer Gold Research is the Key to Success—Part I
How many of you remember hearing or reading the phrase, “only a small percentage of the earth’s recoverable gold has been found?” This more aptly applies to large mining corporations having the means to develop and run large...
Judge Gives OK to Nevada Mining Tax Initiative
A proposed constitutional amendment to raise the cap on mining taxes can proceed as written, a state judge ruled March 14.
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