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Eurekadumpite

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SKY732280

Eurekadumpite

Type Locality

Description Tabs

Description
Locality: 
Centennial Eureka Mine, Eureka, Tintic, Juab County, Utah, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 1.3 cm
Description

Blue sharp microcrystals of the extremely rare tellurite mineral eurekadumpite from the type locality, in a white contrasting matrix.

Eurekadumpite in well formed crystals is very rare ! (see first photo)

 

Mineral Data
What's on the rock

Eurekadumpite

Formula: 
(Cu,Zn)16(TeO3)2(AsO4)3Cl(OH)18 ·7H2O
Hardness: 
2.5 - 3.0
Type Locality: 
Centennial Eureka Mine (Blue Rock), Eureka, Tintic District, East Tintic Mts, Juab Co., Utah, USA

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