Calcite

Hollow tube of dolomite cast after some now-missing mineral, and coated with bright , sparkling rhombohedral calcite crystals, ex. Nauke Oechslin Collection
Photo: John Schneider
Photo: John Schneider
Cuprian calcite, Photo: John Schneider
  
Calcite on mottramite hollow cast
  
Calcite with oriented inclusions of mottramite, ex. EM Gunnell collection
Calcite with hematite inclusions
Calcite (plumbian) with duftite, ex. Willy Israel Collection
Calcite and dolomite with duftite, ex. J.P Glidden collection
Calcite and dolomite with duftite
Calcite with inclusions of red hematite and green duftite
Calcite on dolomite stalactites, Ex. Willy Israel Collection
Calcite twin, ex. Zweibels Collection
  
Calcite with dendritic mottramite
Calcite on malachite, ex. Los Angeles County Museum, Marion Stuart Collections
Origin: Tsumeb, Namibia
Ex Sussman Collection
Sample size: 9.5 x 3 x 2 cm (top), 6 x 5x 4 cm (2nd row), 17 x 9 x 9 cm (3rd row), 8 x 4.5 x 3.5 cm (4th row), 10 x 7 x 6 cm (5th row), 14 x 10 x 4 cm (6th row), 10 x 8 x 5 cm (7th row), 9.5 x 6 x 6 cm (8th row), 10 x 6 x 4 cm (9th row), 12 x 11 x 7 cm (10th row), 10 x 8 x 7 cm (11th row), 3 x 3 x 2 cm (12th row), 5 x 4.5 x 3 cm (13th row), 16 x 7.5 x 8 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Origin: Egremont, Cumberland, England
Ex. Joe Polityka collection
Sample size: 3.5 x 0.8 x 0.8 cm
 
  
Calcite with included copper
Origin: Calumet Mine, Houghton Co., Michigan, Central U.S.A.
Ex. Joe Polityka collection
Sample size: 3.2 x 1.8 x 1.8 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

  
Calcite with fluorite
Origin: Shangbao Mine, Leiyang, Hengyang area, Hunan, Central South Region, China
Sample size: 7.5 x 6.5 x 8.2 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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