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Babingtonite On Prehnite

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SHS153994

Babingtonite On Prehnite

Description Tabs

Description
Locality: 
Lane & Son Quarries, Westfield, Hampden County, Massachusetts, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.3 × 3.6 × 3.3 cm
Description

Nice black babingtonite crystals on green prehnite

Mineral Data
What's on the rock

Babingtonite

Formula: 
Ca2(Fe,Mn)FeSi5O14(OH)
Strunz: 
9.DK.05
Crystal System: 
Triclinic
Hardness: 
5.5 - 6.0
Type Locality: 
Arendal Iron Mines, Arendal, Aust-Agder, Norway

Prehnite

Formula: 
Ca2Al2Si3O10(OH)2
Strunz: 
9.DP.20
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Karoo dolerites, Cradock, Chris Hani District, Eastern Cape Province, South Africa