Rhodochrosite Crystals in Geode - SKMF 035

Sparkling botryoidal rhodochrosite crystals in geode

Measurements:  126 x 72 x 44 mm

Description:  A specimen comprising of a few small geodes filled with sparkling, brownish-pink, botryoidal aggregates of minute rhodochrosite crystals. The manganite-rich rock contains a few thin veins of rhodochrosite and a few patches of ?calcite.

No noteworthy damage. Image bottom right shows the bottom of specimen.

Weight of Specimen:  404 g

Chemical Composition:  Mn2+(CO3)   (rhodochrosite)    
                                        Mn3+O(OH)  (manganite) 

                                       CaCO3  (calcite)

Hardness on Mohs Scale:  (rhodochrosite)  3

                                          (manganite) 4 

                                          (calcite)  3

Location:  N'Chwaning 2, Kalahari Manganese Fields, Kuruman area, South Africa.

Specimen Code:  SKMF 035

US $ 350

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