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Margarosanite & Barysilite

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JYJ922577

Margarosanite & Barysilite

Description Tabs

Description
Locality: 
Jakobsberg Mine, Nordmark, Filipstad, Värmland County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3.4 × 1.5 cm
Description

White margarosanite with barysilite from Jakobsberg, Nordmark, Sweden. 

SEM-EDS & Raman confirmed 433. 

 

Mineral Data
What's on the rock

Margarosanite

Formula: 
Pb(Ca,Mn2+)2(Si3O9)
Strunz: 
9.CA.25
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Parker Mine (Parker shaft), Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Barysilite

Formula: 
Pb8Mn2+[Si2O7]3
Strunz: 
9.BC.20
Crystal System: 
Trigonal
Hardness: 
3.0
Colour: 
White
Type Locality: 
Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden