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Rooseveltite & Bismoclite

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JYJ751406

Rooseveltite & Bismoclite

Description Tabs

Description
Locality: 
Tazna, Cerro Tazna, Atocha-Quechisla, Nor Chichas Province, Potosi Department, Bolivia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.4 × 0.9 cm
Description

Beige EDS & Raman confirmed rooseveltite associated with Raman confirmed bismoclite and bismutite. 

New find! More detailed analysis on request. 

 

Mineral Data
What's on the rock

Rooseveltite

Formula: 
Bi(AsO4)
Strunz: 
8.AD.50
Hardness: 
4.0 - 4.5
Type Locality: 
Santiaguillo, Macha area, Chayanta Province, Potosí Department, Bolivia

Bismoclite

Formula: 
(BiO)Cl
Strunz: 
3.DC.25
Hardness: 
2.0 - 2.5
Type Locality: 
Jakkalswater (Jackal's Water; Noumas I pegmatite; Blesberg mine), Steinkopf, Namakwa District (Namaqualand), Northern Cape Province, South Africa...
Analysis
Analysis Report - only: Rooseveltite & Bismoclite
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