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Rhodochrosite & Tephroite

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SHS71279

Rhodochrosite & Tephroite

Description Tabs

Description
Locality: 
Harstigen Mine, Pajsberg, Persberg, Filipstad, Värmland County, Sweden
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.6 × 1.4 cm
Description

Pink rhodochrosite and tephroite in matrix

Mineral Data
What's on the rock

Rhodochrosite

Formula: 
MnCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Cavnic Mine (Kapnikbánya), Cavnic (Kapnic; Kapnik), Maramureș Co., Romania

Tephroite

Formula: 
Mn2+2SiO4
Strunz: 
9.AC.05
Crystal System: 
Orthorhombic Forms short prismatic crystals.
Hardness: 
6.0
Streak: 
Pale gray
Type Locality: 
Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA