Vésigniéite

  
 
  
Origin: Mashamba West mine, Katanga, Congo
Sample size: top 7 x 5 x 5 cm, spherical aggregates to 4 mm, bottom 4 x 2 x 2 cm, with malachite
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

  
Origin: Mashamba West, Shaba Province, Zaire
Sample size: 2.9 x 2.6 x 1.3 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
  
  
Origin: New Cliff Hill Quarry, Stanton under Bardon, Leicestershire, England, UK
Sample size: crystal rosettes to 1.5 mm coated by chrysocolla (top left), area 5 mm, vesignieite on cuprite (top right), Crystal rossets to 0.75 mm, on chrysocolla with malachite. And whitish chrysocolla epimorphs after calcite (2nd row left), area 8 mm (2nd row right), 1.7 mm crystal rosette (bottom left), area 8 mm (bottom right)
Owner: Steve Rust
 

Photo courtesy of: 

Steve Rust

 

Brown to green mm-sized spheres in matrix
Origin: Kahlenberg, Zilsdorf, Eifel, Germany
Sample size: micromount
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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