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Ganophyllite & Potassic-fluoro-richterite

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RAF680635

Ganophyllite & Potassic-fluoro-richterite

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Description
Locality: 
Wessels Mine, Hotazel, Kalahari, Northern Cape Province, South Africa
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 5.4 × 2.1 cm
Weight: 
50.00gr
Description

Gahophylite & Potassic-fluororichterite, Wessels Mine, North Cape Province, South Africa.  With XRD paper...

Mineral Data
What's on the rock

Ganophyllite

Formula: 
(K,Na,Ca)2Mn8(Si,Al)12(O,OH)32·8H2O
Strunz: 
9.EG.30
Hardness: 
4.0 - 4.5
Type Locality: 
Harstigen Mine, Pajsberg, Persberg district, Filipstad, Värmland, Sweden

Potassic-fluoro-richterite

Formula: 
{K}{CaNa}{Mg5}(Si8O22)(F,OH)2
Strunz: 
9.DE.20
Crystal System: 
Monoclinic
Hardness: 
5.0 - 6.0
Type Locality: 
San Vito quarry, San Vito, Ercolano, Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy