Copper ("Spinel"-twins and crystals)

Copper ("Spinel"-twins and crystals)This beautiful specimen of Native Copper features a pleasing combination of defined "Spinel" twins and well formed crystals intergrown to create a display quality miniature. The piece is highlighted at the top by a wonderful dodecahedral crystal of Copper with both smooth well formed positive faces and skeletal or "hoppered" negative faces sitting atop an elongated group of "Spinel" twins which branch out along the length of the specimen. Each of the

The luster on the Aquamarines is very good

Phetteplace (specimen #1161) originally purchased from the famous Columbine Mineral Shop in Ouray

The pieces from Bolivia are reminiscent of the classic and highly sought after Zambian specimens

and there is virtually no damage to the piece overall

This locality is best known for its amazing sulfide specimens (mainly Galena

hosts hundreds of good quality Tetrahedrite crystals measuring up to 6 mm with great luster

which I consider to be trivial

not only in recent years

I acquired this specimen from Weinrich Minerals

The focal point of the piece is a single

The Black Cloud Mine was one of the most famous specimen producing locales in Leadville and was one of the last operating mines in Colorado when it closed in 1999

and is notably transparent (GEM QUALITY)