Prospecting & Detecting
Prospecting for Diamonds
January 2013 by Chris Ralph
Let’s take a look at diamonds and diamond mining and see how they form, how they are used beyond just jewelry, and what leads geologists to find diamond deposits.Mining Pegmatite Deposits
With successively lower temperatures as the water mixture cools, new sets of minerals are formed and many of those stable at a higher degree of heat became subject to alteration as the temperature progressively moved lower.
California Gold Adventure
All locations gave up some gold, but one particular section of exposed bedrock with steep, packed crevices kept giving us good, consistent results. We had found our spot.
Gold in the San Francisco District Oatman, Mohave County, Arizona
I suspect detailed geological mapping and prospecting would lead to discovery of one or more overlooked gold deposits in the district even though it has been heavily prospected in the past.
A Successful Trip Through Gold Basin
This time we took the detectors. Roger had worked that spot very well and wanted to see if my new detector would uncover any gold he might have missed.
My Lucky Month of March
My wife Maureen and I spend part of our winter season in the Quartzsite, Arizona area. One fine March morning, we left our RV camping area at approximately 10am in search of that elusive yellow metal with our metal detectors.
Are Permits Needed For Highbanking In California?
...this contradicts the fact that mining claimants are considered landowners with exclusive rights to possess and use that claim, and miners have “riparian rights” on mining claims that do not require permitting.
Detecting My Way Across Australia—Pt II
It was round and I thought it was a dirty piece of lead shot, but after feeling the weight and giving it a spit-cleaning I knew I had one! Small as the nugget was, I felt happy and gratified for my little success
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The Bawl Mill
• From the Editor
• Ask the Experts
• Iron Minerals, Your Detector and Gold
• The Robinson Mine—Big Things Happen Here
• Forty-Six Nuggets
• Customizing Your Dredge
• Small Miner Beats Forest Service in Court
• Using Vegetation and Soil Conditions as Prospecting Aids
• Green Valley Reconnaissance
• Gold Pour Signals Revival in the Mother Lode
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
