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Julgoldite-(Fe2+)

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UVM573449

Julgoldite-(Fe2+)

Cureton Minerals
Rare Mineral

Description Tabs

Description
Locality: 
Hale Creek Mine, Trinity County, California, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.7 × 1.8 × 1.7 cm
Description

Black crystalline aggregates and masses of Julgoldite-Fe2+ in matrix with pink Inesite.  

Mineral Data
What's on the rock

Julgoldite-(Fe2+)

Formula: 
Ca2(Fe2+,Mg)(Fe3+,Al)2(Si2O7)(SiO4)(OH)2·H2O
Strunz: 
9.BG.20
Crystal System: 
Monoclinic
Hardness: 
0.0
Type Locality: 
Långban, Filipstad, Värmland, Sweden
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