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Ottrélite

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MEX516812

Description Tabs

Description
Locality: 
Ottré, Vielsalm, Luxembourg Province, Belgium
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2.6 × 2.7 cm
Weight: 
27.00gr
Description

Ottrelite from this locality is dectected unique material, what we known. For the purpose you must analyze the proportion of manganesium to manganse. Mr.Michel Blondieau, a belgian collector, found out only the dark green, like here, specimens are orginal ottrelite.

Mineral Data
What's on the rock

Ottrélite

Formula: 
(Mn2+,Fe2+,Mg)Al2(SiO4)O(OH)2
Strunz: 
9.AF.85
Hardness: 
6.0 - 7.0
Type Locality: 
Ottré, Vielsalm, Stavelot Massif, Luxembourg Province, Belgium