Calaverite Gold Telluride School Section Mine Colorado
Pricing & History
-
Sold for
Start Free Trial or Sign In to see what it's worth.
- Sold Date
- Source eBay
You are bidding on a nice specimen of Calaverite in phonolite from the School Section Mine, Cripple Creek, Teller County, Colorado. The calaverite is the shiny silver colored spots in the matrix. It comes in the plastic perky box. Calaverite is a gold telluride and is an uncommon and much sought after mineral by mineral collectors and those seeking fortunes. Calaverite is one of the few minerals that is an ore of gold, besides native gold itself. It is the most common gold bearing mineral besides native gold. The element gold is typically either found as native gold (in its elemental state), as an alloy with other metals such as silver and copper and as trace amounts in a few minerals. To be an actual significant part of a non-alloyed mineral is really quite uncommon for gold and this makes calaverite a unique mineral indeed. For some reason gold has an affinity for the element tellurium, which is sometimes found naturally as native tellurium. Tellurium is a semi-metallic element which means that it has some properties of metals but not all or as strongly. This helps provide an explanation for gold's, and other metals such as silver's, attraction to tellurium. Other gold tellurides include sylvanite, (Silver Gold Telluride); kostovite , (Copper Gold Telluride); krennerite , (Silver Gold Telluride); nagyagite, (Gold Lead Antimony
read more
Items in the Price Guide are obtained exclusively from licensors and partners solely for our members’ research needs.
If this item contains incorrect or inappropriate information please contact us here to flag it for review.
If you are the originator/copyright holder of this photo/item and would prefer it be excluded from our community, contact us here for removal.
If you are the originator/copyright holder of this photo/item and would prefer it be excluded from our community, contact us here for removal.