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Schiavinatoite

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SHS201089

Schiavinatoite

Description Tabs

Description
Locality: 
Antsongombato, Antsentsindrano, Anosiarivo Manapa, Betafo, Vakinankaratra, Madagascar
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.6 × 3.6 × 3.5 cm
Description

 Schiavinatoite and rhodizite in matrix

Mineral Data
What's on the rock

Schiavinatoite

Formula: 
(Nb,Ta)(BO4)
Strunz: 
6.AC.15
Crystal System: 
Tetragonal
Hardness: 
8.0
Streak: 
White
Type Locality: 
Antsongombato gem mine, FKT Antsentsindrano, Andrembesoa Commune, Betafo District, Vakinankaratra Region, Antananarivo Province, Madagascar