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Chiavennite

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MCH561061

Chiavennite

Description Tabs

Description
Locality: 
Vevja Quarry, Tvedalen, Larvik, Vestfold og Telemark, Norway
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 4 × 3.3 cm
Description

A rock mainly consisting of microcline is covered with small, orange coloured crystals of chiavennite, partly directly on microcline, partly as small spheres in cavities in analcime covering microcline. From the Larvikite/Langesundsfjord Region in Southern Norway.

Mineral Data
What's on the rock

Chiavennite

Formula: 
CaMnBe2Si5O13(OH)2·2H2O
Strunz: 
9.GF.25
Hardness: 
3.0
Type Locality: 
Tanno, Chiavenna, Valchiavenna, Sondrio Province, Lombardy, Italy

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