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Prismatine & Enstatite

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SHS643051

Prismatine & Enstatite

Description Tabs

Description
Locality: 
Stakholmen Quarry, Hassela, Nordanstig, Gävleborg County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2 × 0.7 cm
Description

Nice prismatine and enstatite in matrix
 

Mineral Data
What's on the rock

Prismatine

Formula: 
([ ],Fe,Mg)(Mg,Al,Fe)5Al4Si2(Si,Al)2(B,Si,Al)(O,OH,F)22
Strunz: 
9.BJ.50
Crystal System: 
Orthorhombic
Hardness: 
6.5 - 7.0
Type Locality: 
Granulite outcrop, Waldheim, Döbeln, Saxony, Germany

Enstatite

Formula: 
MgSiO3
Group Parent: 
Orthopyroxene Subgroup
Strunz: 
9.DA.05
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
5.0 - 6.0