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Vigezzite & Actinolite

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SER873799

Vigezzite & Actinolite

ex A. Urbinati collection
Type Locality

Description Tabs

Description
Locality: 
Alpe Rosso, Orcesco, Druogno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 2.6 × 1.5 cm
Description

some clusters of orange and brown vigezzite crystals with green needles of actinolite on albite

Mineral Data
What's on the rock

Vigezzite

Formula: 
(Ca,Ce)(Nb,Ti)2O6
Strunz: 
4.DF.05
Hardness: 
4.5 - 5.0
Streak: 
white
Type Locality: 
Alpe Rosso, Orcesco, Druogno, Vigezzo Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy

Actinolite

Formula: 
☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Crystal System: 
Monoclinic - Prismatic
Hardness: 
5.0 - 6.0
Streak: 
White