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Quartz & Tremolite

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MGR812271

Quartz & Tremolite

Description Tabs

Description
Locality: 
Heraklion, Crete, Greece
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 1.6 × 2.1 cm
Description

Quartz from Crete island represents an out-standing rarity, there is only a low number from alpine-type clefts. The crystal is sharp, glossy and complete all around, but the most remarkable indicator is the very attractive combination with tremolite. No significant damages to report.

Mineral Data
What's on the rock

Quartz

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

Tremolite

Formula: 
☐{Ca2}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0
Streak: 
White
Type Locality: 
Campolungo, Piumogna Valley, Leventina, Ticino (Tessin), Switzerland