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Rhodochrosite Gypsum & Calcite

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KFT128133

Rhodochrosite Gypsum & Calcite

Description Tabs

Description
Locality: 
Chinkapook Lake, Towan Plains Reserve, Chinkapook, Swan Hill, Victoria, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.8 × 6.3 × 4.5 cm
Description

Here i can offer you a very special one. For this specimen i have an older label with location "swan hill". But swan hill is only known for gypsum. So i am not sure if this location is the right on. This one is from the year 1979. All in all a very intersting specimen.

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

Gypsum

Formula: 
CaSO4·2H2O
Strunz: 
7.CD.40
Hardness: 
2.0
Streak: 
White.

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White