Sarcopside

Gray sarcopside interlayered in red cleavable mass of graftonite
Origin: Ross mine, Custer Co., South Dakota, USA
Sample size: 7 x 4 x 3 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

Lightbrown to creamy white sarcopside with scorzalite; sawn sample
Origin: Palermo #1 pegmatite, North Groton, New Hampshire, U.S.A.
Sample size: 6 x 11.5 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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