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Rubellite Sericite & Quartz

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TPX580032

Rubellite Sericite & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Alvarrões Mine, Seixo Amarelo, Guarda, Guarda District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.2 × 5.8 × 5.2 cm
Weight: 
159.00gr
Description

Excellent group of pink rubellite crystals on sericite, quartz and minor lepidolite from this classic Portuguese site.

Mineral Data
What's on the rock

Rubellite

Variety Of: 

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Hardness: 
7
Hardness: 
0.0

Sericite

Variety Of: 

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Hardness: 
0.0

Quartz

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