Gaudefroyite

  
Origin: Wessels mine, Kuruman, No. Cape, South Africa
Owner: Lou Perloff
Microscopic image
 

Photo courtesy of: 

Lou Perloff

Photo-Atlas of Minerals

 

  
  
Origin: Black Rock Mine, near Kuruman, Kalahari fields, South Africa
Sample size: 26 x 20 x 13 cm
 
  
Origin: N'Chwaning II Mine, Kalahari, South Africa
Sample size: 7 x 5 x 4 cm
 
Origin: N'Chwaning II Mine, Kalahari, South Africa
Sample size: 2 x 0.5 x 0.5 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Gaudefroyite on andradite
Origin: N'Chwaning mine #2, Kalahari Mn Field, Northern Cape Province, South Africa
Sample size: 3 x 4 x 1.7 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Long prismatic, jet black crystals to 1 cm with a little red andradite and possible ettringite.
Origin: N'Chwaning mine, Kalahari Mn fields , Northern Cape Province, South Africa
Sample size: 4 x 3 x 3 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

  
Black needles of gaudefroyite on an orange-red matrix
Origin: N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa
Ex. Dave Douglass collection
Sample size: 6.5 x 4 x 3 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

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