Collinsite

  
 
  
Origin: Rapid Creek, Yukon Territory, Canada
Sample size: 30 x 11 x 23 mm (top), 5.8 x 4.2 x 2.3 cm (bottom)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
This specimen is perhaps one of the better specimens of collinsites from the Tip Top mine around. It is almost totally covered by this white platy crystals to about 0.5 mm as singles and in groups. Triphylite matrix and associated with bermanite and whitlockite.
Origin: Tip Top mine, Custer Co., South Dakota, United States
Ex. Mike Groben, Ex. Cathcart, Ex. Grenier Collection
Sample size: 7 x 7 x 2 cm
 
  
Origin: Francois Lake, British Columbia, Canada
Ex. Kidwell collection
Sample size: 5.5 x 4.5 x 5 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Origin: Tip Top Mine, Custer, Custer Co., SD, USA
Sample size: 0.6 x 1.8 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

Origin: Milgun Station, Western Australia, Australia
Sample size: unknown
Sample owner: Steve Sorrell
 

Photo courtesy of: 

Steve Sorrell

Crocoite.com

 

  
Origin: Rapid Creek, Yukon, Canada
Sample size: 1.7 x 1.3 x 1.2 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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