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Piemontite

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CAM159775

Piemontite

Type Locality

Description Tabs

Description
Locality: 
Praborna Mine, Saint-Marcel, Aosta Valley, Italy
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 4.3 × 2 cm
Largest Crystal: 
0.40cm
Description

A very good example of piemontite with dark red prismatic crystals up to 4 mm on matrix from the Type Locality.

Mineral Data
What's on the rock

Piemontite

Formula: 
{Ca2}{Al2Mn3+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05
Hardness: 
6.0 - 6.5
Streak: 
Reddish
Type Locality: 
Prabornaz Mine (Praborna Mine), Saint-Marcel, Aosta Valley, Italy
Cartils Minerals

Seller Information

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