Alluvial Paystreaks

November 2018 by Matteo Oberto

The gravels in contact with the bedrock or false bedrock base are often the richest. The same facts apply to the alluvial paystreaks that are formed on gravel bars; the lowest level of the gold-bearing gravel is normally the richest.

Butte, Montana—The Richest Hill on Earth

December 2017

I recently had the opportunity to spend a day exploring around Butte, Montana and was amazed by the amount of mining that has taken place there. The old-timers called Butte “the richest hill on earth” and had pretty good reasons for doing so.

Electrum: Gold and Silver Together

January 2016
...if you are out prospecting and find something that looks very much like a nugget but has an odd greenish-gray cast to it, don’t be too quick to simply toss it aside as junk.

Ask The Experts

June 2015
Gold in clastic black shale

Natural Gold Alloys

March 2014
Natural gold is never 100% pure; all natural nuggets contain at least some impurities. We're going to take a look at just what some of those impurities might be.

Surface Indications Of Quartz Adularia Epithermal Deposits

May 2015
I am going to keep to the basics of surface indications and visual clues in the rocks and minerals themselves that help me find gold-bearing veins in this classification of deposits.

The Silver, Gold and Gemstones of Candelaria, Nevada

February 2015
The Candelaria area is of interest to prospectors not just for silver, gold and other metals, but also for the beautiful gemstones found there.

The Oquirrh Mountains, Utah

July 2013
...we will visit three dormant mining districts that lie in the Oquirrh Range in Utah. Some major activity that transformed the lives of thousands of people occurred here from the mid 1860s to the late 1990s.

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