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Anthoinite

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PDM836248

Anthoinite

Description Tabs

Description
Locality: 
Gako, Ndiza, Muhanga District, Southern Province, Rwanda
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.3 × 3.2 × 1.9 cm
Description

Rich white powdery specimen of anthoinite from Gako, a remote uncommon locality in Rwanda.

It is a good size sample that was collected in the 1960’s by professor Albert Delvaux (1919-1998). Similar specimens from the same collection and the same batch have been analysed at the Royal Museum for Central Africa (Tervuren, Belgium) and have verify that is anthoinite.

A copy of the label will be delivered with the specimen.

Mineral Data
What's on the rock

Anthoinite

Formula: 
AlWO3(OH)3
Strunz: 
7.GB.35
Crystal System: 
Triclinic
Hardness: 
1.0
Streak: 
White
Type Locality: 
Mt Misobo Mine, Maniema, Democratic Republic of Congo (Zaïre)

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