Gold of the Iditarod Mining District, Alaska
March 2014 by Steve HerschbachIt was the middle of winter and the valley was covered in snow, making prospecting a matter of sinking shafts in the ground.
In this second part on cobalt, I will take a look at the various types of cobalt deposits and how you can prospect for them. Who knows—perhaps the next big cobalt strike will be yours.
The Gold Rush in California called hundreds of thousands of souls to leave their homes to journey to the the far reaches of the West. At first the rich goldfields of the Sierra Nevada beckoned to these adventurous pioneers.
The excitement over IOCG deposits began with the discovery of a monster deposit at Olympic Dam in Australia in 1976. The discovery was accidental as the operator was searching for strata-bound copper deposits.
The decision was made to move the dredge intact, a massive undertaking indeed. The goal was to move it only one mile to the Busby’s Chicken Gold Camp, but what a mile that was to be.
There are several common ways that new mineral crystals form and grow. Perhaps the simplest is when minerals form through the cooling of molten rock and the atoms bond together into mineral crystals.
Confluences of placer streams are well known as concentration sites for heavy minerals. The basic reason is that...
I’ve been fascinated by iron minerals for many years. So let’s take a look at this very interesting and colorful element.
The Bawl Mill • Ask the Experts • Ask the Experts • Ask the Experts • Ask the Experts • Prospecting Hard Rock • Reese River Silver Mining District, Nevada • Alaska: Large-Scale Mining Can Be Done Right • Bedrock • Natural Gold Alloys • Government Takes Land for Open Space • Comments on Gold Rush and Bering Sea Gold Series • Hidden Value in Old Tailings • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices