Microcline

  
  
  
  
  
  
Amazonite
Origin: Kenticha, near Addis Ababa, Ethiopia
Sample size: see photos
 
Origin: Gillete Quarry, Haddam Neck, Connecticut, U.S.A.
Sample size: 4 x 4 x 3 cm
 
  
Origin: Franklin, Sussex County, New Jersey, U.S.A.
Sample size: 7 x 4 x 3.5 cm
 
  
  
Variety amazonite
Origin: Pikes Peak area, El Paso County, Colorado
ex. Hugh Ford, Robert Linck Collections
Sample size: 9 x 6 x 5.5 cm
 
  
Amazonite with smoky quartz
Origin: Christmas Pocket, Blue Smoky Claim, nr. Florissant , Teller County, Colorado, U.S.A.
Sample size: 5 x 5 x 5 cm
 
  
Amazonite "white cap", caused by selective deposition of elements in the feldspar during crystal formation
  
Microcline/amazonite with smoky quartz
Origin: Crystal Peak, Teller County, Colorado, U.S.A.
Sample size: 4.5 x 3.25 x 2.25 cm (top), 6.7 x 6 x 4.8 cm (bottom)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

Microcline pseudomorph after scapolite, partly to fully replaced
Origin: West of Dacre, SW Ontario, Canada
Sample size: 2.5 x 4 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Amazonite, Baveno twin
Origin: Konso, Sidamo, Ethiopia, Africa
Sample size: 12 x 9 x 8.5 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

  
Microcline with smoky quartz
Origin: Moat Mt. locality, Bartlett, Carroll Co., New Hampshire, U.S.A.
Sample size: 16.5 x 15.5 x 9 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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