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Natrozippeite With Coffinite

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SHS36255

Natrozippeite With Coffinite

ex. Dr. Wilke (Eppertshausen/Germany)

Description Tabs

Description
Locality: 
Jackpile Mine, Laguna, Cibola County, New Mexico, United States of America
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2 × 3 × 2.5 cm
Description

Yellow natron zippeite and black coffinite on matrix

Mineral Data
What's on the rock

Natrozippeite

Formula: 
Na5(UO2)8(SO4)4O5(OH)3·12H2O
Group Parent: 
Zippeite Group
Strunz: 
7.EC.05
Crystal System: 
Tetragonal
Hardness: 
5.0 - 5.5
Streak: 
yellow
Type Locality: 
Happy Jack Mine (Blue Dike Mine), Copper Point, White Canyon, White Canyon District, San Juan Co., Utah, USA

Coffinite

Formula: 
(U4+,Th)(SiO4)1-x(OH)4x
Strunz: 
9.AD.30
Hardness: 
5.0 - 6.0
Type Locality: 
La Sal No. 2 Mine, Beaver Mesa, Mesa Co., Colorado, USA