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Hessonite Clinochlore & Diopside

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ESM658972

Hessonite Clinochlore & Diopside

Description Tabs

Description
Locality: 
Ala Valley, Lanzo Valleys, Torino Province, Piedmont, Italy
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.7 × 3.2 × 2.7 cm
Description

Lustrous orange hessonite crystals with dark green clinochlore crystals and diopside crystals on matrix

Mineral Data
What's on the rock

Hessonite

Variety Of: 

Grossular

Formula: 
Ca3Al2(SiO4)3
Strunz: 
9.AD.25
Hardness: 
6.5 - 7.0
Hardness: 
0.0

Clinochlore

Formula: 
(Mg,Fe2+)5Al(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Type Locality: 
Brinton's Quarry, West Chester, Westtown Township, Chester Co., Pennsylvania, USA...

Diopside

Formula: 
CaMgSi2O6
Group Parent: 
Clinopyroxene Subgroup
Strunz: 
9.DA.15
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.5
Streak: 
white