Hard Rock and Placer Gold of Manhattan, Nevada
October 2019 by Chris Ralph
He found 5 to 7 feet of gravel containing half an ounce per yard. This started a rush of placer activity and several other shafts were sunk, with some large multi-ounce nuggets being found.
In our May 2013 issue, we took a look at the mineral quartz, a mineral very commonly associated with gold. However, gold is not the only reason prospectors are interested in quartz. Quartz can also be very valuable as a gemstone
In this review of precious and base metal deposits in Arizona, it is apparent that several significant mines and mineral deposits occur in eastern Arizona, and there is considerable potential for new discoveries.
The small-scale miner has reasonable opportunity to exploit some of these small, rich placer gold deposits.
The process of recognizing ores all starts with being able to recognize some basic minerals and knowing what hard rock ore looks like in the districts where you prospect.
It also happens sometimes that glaciers will bury valuable placer deposits. This occurs when the glacier goes over the top of an existing placer deposit.
The most obvious benches are usually near the valley floor, but they can be thousands of feet above the valley floor. Since benches were made by streams, they can contain placer deposits.
...these nuggets have not traveled far from the lode because the golden wire lattices would have been torn apart or flattened during weathering of rock and deposition by violent stream action.
The Bawl Mill • Ask The Experts - Do you have more info on Silver Peak? • Ask The Experts - Forest Service blocking claim access • Green Valley's Fine Gold Patch • Gold Prospecting for Better or Worse: Powerless • Revisiting Old Haunts • How to Refine Silver—Pt II • Where to Start: Advice for the Beginning Detectorist • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices