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Julgoldite

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SHS187114

Julgoldite

Description Tabs

Description
Locality: 
Harstigen Mine, Pajsberg, Persberg, Filipstad, Värmland County, Sweden
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 1.9 × 1.6 cm
Description

Nice jugoldite in matrix

Mineral Data
What's on the rock

Julgoldite

Synonym Of: 

Julgoldite-(Fe2+)

Formula: 
Ca2(Fe2+,Mg)(Fe3+,Al)2(Si2O7)(SiO4)(OH)2·H2O
Strunz: 
9.BG.20
Hardness: 
0.0

Julgoldite-(Fe3+)

Formula: 
Ca2(Fe3+,Mg)(Fe3+,Al)2(Si2O7)(SiO4)(OH,O)2·H2O
Strunz: 
9.BG.20
Hardness: 
4.5

Julgoldite-(Mg)

Formula: 
Ca2(Mg,Fe2+)(Fe3+,Al)2(Si2O7)(SiO4)(OH)2·H2O
Strunz: 
9.BG.20
Hardness: 
0.0
Group Parent: 
Pumpellyite Group