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Cetineite & Mopungite

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SER1076315

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Description
Locality: 
Le Cetine di Cotorniano Mine, Chiusdino, Siena Province, Tuscany, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 2.1 × 1.2 cm
Description

a vug filled with orange needles of cetineite with white mopungite ; Le Cetine is the type locality for cetineite

Mineral Data
What's on the rock

Cetineite

Formula: 
(K,Na)6Sb3+12(Sb3+S3)2O18(OH)0.5·5,5H2O
Strunz: 
2.MA.05
Crystal System: 
Hexagonal
Hardness: 
3.5
Streak: 
Orange
Type Locality: 
Le Cetine di Cotorniano Mine (Le Cetine Mine; Cetine Mine; Rosia), Chiusdino, Siena Province, Tuscany, Italy

Mopungite

Formula: 
Na[Sb5+(OH)6]
Strunz: 
4.FC.15
Crystal System: 
Tetragonal
Hardness: 
3.0
Type Locality: 
Green prospect, Lake District, Churchill Co., Nevada, USA