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Ganophyllite & Reppiaite

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FNW73901

Ganophyllite & Reppiaite

Type Locality

Description Tabs

Description
Locality: 
Gambatesa Mine, Reppia, Genova, Liguria, Italy
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1.7 × 1.5 cm
Description

Cream color ganophyllite crystals on matrix with brown reppiaite. This is the type locality for reppiaite.

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

Reppiaite

Formula: 
Mn2+5(VO4)2(OH)4
Strunz: 
8.BD.20
Crystal System: 
Monoclinic
Hardness: 
3.0 - 3.5
Type Locality: 
Valgraveglia Mine (Gambatesa Mine), Reppia, Graveglia Valley, Ne, Genova Province, Liguria, Italy
Fine Minerals World