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Zoisite & Ruby & Pargasite

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SHS780532

Zoisite & Ruby & Pargasite

Description Tabs

Description
Locality: 
Muriatata hills, Longido District, Arusha Region, Tanzania (United Republic)
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 4.7 × 1.8 cm
Description

Nice ruby in green zoisite with black pargasite

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

Ruby

Variety Of: 

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Hardness: 
9.0
Formula: 
Al2O3
Crystal System: 
Hexagonal
Hardness: 
9.0
Colour: 
Red

Pargasite

Formula: 
{Na}{Ca2}{Mg4Al}(Al2Si6O22)(OH)2
Strunz: 
9.DE.15
Hardness: 
5.0 - 6.0
Type Locality: 
Pargas (Parainen), Southwestern Finland Region, Finland