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Zoisite & Piemontite

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WEB527713

Zoisite & Piemontite

Description Tabs

Description
Locality: 
Poncione d'Alnasca, Verzasca Valley, Ticino, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 4 × 3 cm
Largest Crystal: 
0.30cm
Weight: 
300.00gr
Description

Nice 2 mm pink crystal of zoisite with piemontite

Mineral Data
What's on the rock

Zoisite

Formula: 
{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.10
Hardness: 
6.0 - 7.0
Streak: 
White
Type Locality: 
Prickler Halt, Ladinger Spitze - Speikkogel area, Saualpe, Carinthia, Austria

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
Webminerals s.a.s