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Actinolite

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DVE87707

Actinolite

Ex-David J. Eicher Collection; ex-John H. Eicher Collection
Classic Locality

Description Tabs

Description
Locality: 
Chester Emery Mines, Hampden County, Massachusetts, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 2.6 × 1.5 cm
Description

A superb mass of crystallised fibers of actinolite showing marvelous deep green colour and from a classic locality in the United States.

Old material and hard to come by.

Mineral Data
What's on the rock

Actinolite

Formula: 
☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Crystal System: 
Monoclinic - Prismatic
Hardness: 
5.0 - 6.0
Streak: 
White
David J. Eicher

Seller Information

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