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Sursassite

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RSL637073

Sursassite

Analysed

Description Tabs

Description
Locality: 
Molinello Mine, Ne, Graveglia Valley, Genova Province, Liguria, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 2.5 × 1.8 cm
Largest Crystal: 
0.30cm
Description

A very uncommon species. It is an aluminum manganese silicate found in few localities worldwide. Specimens from Molinello mine are the best known. In this sample we observe a vein of sursassite with a coppery brown color, formed by many needle like crystals. The analysis will be sent to the buyer.

Mineral Data
What's on the rock

Sursassite

Formula: 
Mn2+2Al3(Si2O7)(SiO4)(OH)3
Strunz: 
9.BG.15
Hardness: 
0.0
Type Locality: 
Parsettens Alp, Tinizong (Tinzen), Oberhalbstein (Surses; Sursass), Albula Valley, Grischun (Grisons; Graubünden), Switzerland
Analysis
Analysis Report - only: Sursassite