VMS Deposits in Central Arizona
October 2004 by John RothermelVolcanogenic Massive Sulfide (VMS) deposits in the Central Arizona Precambrian volcanic belt occur within a felsic package of volcanic rocks capped by an exhalite unit comprised of cherts, iron formations and siliceous members.
Friends of Don and Marlene Doran often tease them about their hobby of searching for unique rocks. Now they are the ones laughing.
Quarry operators would face tighter state regulations under proposed legislation that moved a step closer to approval recently.
Now it was time for the nerve-wracking part of the job: actually removing anything from the hanging wall we deemed to be in need of removal because it was either loose, could be loose, looked loose, or we felt it was just downright dangerous
Your odds of going home with gold will be higher using the discrimination mode, even if you might have misread one of the targets you rejected.
118th Congress 1st session
GPS provides the prospector a precise way of knowing just where something (like a mine) is located. There are many thousands of lost mine stories—some real, and some made up. The use of a GPS could well have made the difference to accurately record their location.
The Bawl Mill • Update: Forest Service Interim Rule • The Guyana Highlands • Prospecting with a VLF-Type Gold Detector • Freegold Ventures' Golden Summit Project • Picks & Pans: Working the Crevices • Molybdenum • 2004 California State Gold Panning Championships • Company Notes • Why Environmental Groups Prefer Kerry • The French Mines of El Boleo • Looking Back • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices