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Palenzonaite On Tephroite

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SHS60328

Palenzonaite On Tephroite

Description Tabs

Description
Locality: 
Molinello Mine, Ne, Graveglia Valley, Genova Province, Liguria, Italy
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 2 × 1.7 cm
Description

Palenzonaite on tephroite

Mineral Data
What's on the rock

Palenzonaite

Formula: 
(Ca,Na)3CaMn2+2(VO4)3
Strunz: 
8.AC.25
Hardness: 
5.0 - 5.5
Colour: 
Dark red
Type Locality: 
Molinello Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy

Tephroite

Formula: 
Mn2+2SiO4
Strunz: 
9.AC.05
Crystal System: 
Orthorhombic Forms short prismatic crystals.
Hardness: 
6.0
Streak: 
Pale gray
Type Locality: 
Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA