Tetrahedrite

  
 
  
 
  
Origin: Casapalca district, Huarochiri Province, Lima Department, Peru
Sample size: 8 x 6 x 5 cm (top), 5 x 4.5 x 2 cm (2nd row), 10 x 6 x 2.3 cm (bottom)
 
  
Tetrahedrite with pyrite and quartz on rhodochrosite
Origin: Cavnic (Kapnik), Maramures, Romania
Sample size: 7 x 7.5 x 3.5 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

Origin: Daren Mine (Old Daren. Daren United. Darren), Pen-bont Rhydybeddau, Trefeirig, Ceredigion (Dyfed; Cardiganshire), Wales, UK
Sample size: crystal 3 mm, crystal examples of tetrahedrite are extremely rare from mid Wales
Owner: Steve Rust
 

Photo courtesy of: 

Steve Rust

 

  
  
Tetrahedrite with pyrite and quartz
Origin: Park-Bingham Tunnel, Park City, Wasatch Mtns., Summit County, Utah, U.S.A.
Ex. Andrew Carnegie collection (1835-1919)
Sample size: 14.8 x 10.0 x 8.1 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Specimen of small, slightly corroded tetrahedrite crystals to 3 mm with milky quartz crystals to 6 mm. Under magnification, the tetrahedrite shows complex growth features, including numerous growth hillocks and trigonal patterns. Some minor chalcopyrite and sphalerite is present.
Origin: Cavnic Mine, Cavnic, Maramures Co., Romania
Ex. Seaman Museum, Ed Rosenzweig collection
Sample size: 9.4 x 5.7 x 2.9 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

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