Prospecting & Detecting
Prospecting for Pegmatites
July 2015 by Chris Ralph
…in some cases pegmatites have produced individual mineral crystals that are enormous, attaining lengths of over 40 feet long, and many of the world’s largest mineral crystals are examples that were found within pegmatite deposits.
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Ask the Experts
February 2015
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Green Valley Reconnaissance
January 2013
During this trip we found enough gold to make us want to come back, even with the punishment of a very long, tough hike.
During this trip we found enough gold to make us want to come back, even with the punishment of a very long, tough hike.
Ask The Experts
March 2016
Can a metal detector be used to find limonitic gossan material?
Can a metal detector be used to find limonitic gossan material?
Following Clues to a Hidden Gold Deposit
March 2012
Many years ago I was in the American Canyon. I remembered a few details about a placer deposit there, so we decided to make a trip down and re-check some of these old workings.
Many years ago I was in the American Canyon. I remembered a few details about a placer deposit there, so we decided to make a trip down and re-check some of these old workings.
Geobotany: Plants Associated With Mineral Deposits
November 2014
Science has shown, over the past few centuries, that there is a direct correlation between certain plants and their geophysical surroundings.
Science has shown, over the past few centuries, that there is a direct correlation between certain plants and their geophysical surroundings.
Falcon Fanatic: Journey of a Novice Detectorist
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My first day using my pinpointer I detected an area where the fellas’ big guns had swooped in and cleaned up all the “big gold” and I got over sixty tiny pieces of gold.
Recovering Fine Gold with Oleophilic Adhesion
April 2014
Oleophilic means "affinity to or attracted to oils," and this includes gold an diamonds.
Oleophilic means "affinity to or attracted to oils," and this includes gold an diamonds.
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