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Melanotekite & Diaboleite

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JYJ846794

Melanotekite & Diaboleite

Description Tabs

Description
Locality: 
Mammoth - St Anthony Mine, Tiger, Mammoth District, Pinal County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.4 × 1.2 cm
Description

Brownish green melanotekite groups (SEM-EDS confirmed) associated with intense blue diaboleite from the Mammoth - St Anthony mine, Arizona, USA. 

 

Mineral Data
What's on the rock

Melanotekite

Formula: 
Pb2Fe3+2(Si2O7)O2
Strunz: 
9.BE.80
Hardness: 
6.5
Type Locality: 
Långban, Filipstad, Värmland, Sweden

Diaboleite

Formula: 
Pb2CuCl2(OH)4
Strunz: 
3.DB.05
Crystal System: 
Tetragonal
Hardness: 
2.5
Colour: 
Blue
Streak: 
Blue
Type Locality: 
Higher Pitts Mine, Priddy, Mendip Hills, Somerset, England, UK