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Hydrotungstite & Tungstite

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JYJ750158

Hydrotungstite & Tungstite

Description Tabs

Description
Locality: 
Polo Sur Mine, Aroma Province, La Paz Department, Bolivia
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.8 × 1.9 cm
Description

P-XRD confirmed yellow hydrotungstite & tungstite on scheelite beige scheelite matrix. 

New find from an almost unknown mine. Analysis attached (note: hydrotungstite is not in the preconfigured database, but the d-values are in accordance with the mineral). 

 

Mineral Data
What's on the rock

Hydrotungstite

Formula: 
WO3·2H2O
Strunz: 
4.FJ.15
Hardness: 
2.0
Type Locality: 
San Antonio de Calacalani mine, Cercado Province, Oruro Department, Bolivia

Tungstite

Formula: 
WO3·H2O
Strunz: 
4.FJ.10
Hardness: 
2.5
Type Locality: 
Lane's [Lead and Silver] Mine (Elm Street), Monroe, Fairfield Co., Connecticut, USA...
Analysis
Analysis Report - only: Hydrotungstite & Tungstite
Analysis Report - only: Hydrotungstite & Tungstite