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Cascandite Albite & Quartz

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SER616892

Cascandite Albite & Quartz

Description Tabs

Description
Locality: 
Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5.1 × 3.1 cm
Description

A spectacular specimen featuring a vug (5x3 cm) in pegmatitic vein filled with light blue albite crystals, quartz and orthoclase; Albite hosts a fantastic group of bladed cascandite crystals (yellow) and a group of an unknow mineral (yellow grains) that could be herderite with a colourless fluorite crystal; there is also, inside the albite group, a tiny blue bazzite crystal (see pic n.1-3-7); self collected on 1999

Mineral Data
What's on the rock

Cascandite

Formula: 
Ca(Sc,Fe3+)(HSi3O9)
Strunz: 
9.DG.07
Hardness: 
4.5 - 5.5
Type Locality: 
Giacomini quarry (Diverio quarry), Agrano, Omegna, Verbano-Cusio-Ossola Province, Piedmont, Italy

Albite

Formula: 
NaAlSi3O8
Strunz: 
9.FA.35
Crystal System: 
Triclinic
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Finnbo (Finbo), Falun, Dalarna, Sweden

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White