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Rhodochrosite & Gageite

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RAF675098

Rhodochrosite & Gageite

Classic Locality

Description Tabs

Description
Locality: 
NChwaning III Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Class: 
Crystal Group/Cluster
Size Range: 
Cabinet (10-18 cm)
Size: 
14.5 × 13.5 × 5.6 cm
Largest Crystal: 
1.00cm
Weight: 
771.00gr
Description

A very large specimen of rhodochrosite and gageite.  There is another unnamed crystal on this specimen, I have sent some for XRD but to date have not had a reply on this.    This is a very large specimen, and when packed will weigh in at about one KG, and shipping on this specimen will be US $50.00

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

Gageite

Formula: 
Mn21(Si4O12)2O3(OH)20
Strunz: 
9.DH.35
Crystal System: 
Triclinic Monoclinic
Hardness: 
3.0
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA
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