History & Geology
Alaska: Kodiak Islands Mineral Resources
March 2016 by Jim Halloran
![](http://www.icmj.com/userfiles/images/201603/50-toc-kodiak-alaska.jpg)
Additional articles that might interest you...
Reese River Silver Mining District, Nevada
March 2014
The strike and the dip of the veins can be broken down into two categories: veins in the eastern area and along Lander Hill, and the veins in the southwestern portion of the district.
![](http://www.icmj.com/userfiles/images/201403/TOC REESE.jpg)
The Seven Troughs Mining District
September 2016
The favorable geology of the northeastern and central parts of the Seven Troughs Range are the parts most interesting to prospectors. They are underlain by a thick sequence of Tertiary volcanic rocks, mostly rhyolites and andesites.
![](http://www.icmj.com/userfiles/images/201609/toc-35-seven-troughs.jpg)
When Legends Were Made and Fortunes Found
August 2011
Sylvester Smith and his younger brother Nathan were among this group who rode and led their Indian ponies, while climbing the rugged Salmon River breaks and rockhewn mountains, looking for a path that would lead them up and over the uncharted wilderness.
Sylvester Smith and his younger brother Nathan were among this group who rode and led their Indian ponies, while climbing the rugged Salmon River breaks and rockhewn mountains, looking for a path that would lead them up and over the uncharted wilderness.
The Birimian Greenstone Belts of West Africa
June 2013
A few years ago I had a tremendous opportunity to visit Australia and hunt for gold there. The geology of the gold deposits there was somewhat different from what I was used to here in the US. I learned a lot about greenstone belt gold deposits while prospecting them in person, and it was an amazing trip.
A few years ago I had a tremendous opportunity to visit Australia and hunt for gold there. The geology of the gold deposits there was somewhat different from what I was used to here in the US. I learned a lot about greenstone belt gold deposits while prospecting them in person, and it was an amazing trip.
The Heavy Minerals in Your Concentrates
June 2016
The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.
![](http://www.icmj.com/userfiles/images/201606/18-toc-heavy-minerals.jpg)
Critical Minerals: Gold
August 2011
A few quick calculations show that approximately 11 tons of gold are lost each year just in the manufacture of new cell phones.
A few quick calculations show that approximately 11 tons of gold are lost each year just in the manufacture of new cell phones.
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