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Gyrolite & Quartz

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SCH76772

Gyrolite & Quartz

Ex. Charlie Key

Description Tabs

Description
Locality: 
Bombay Quarry, Mumbai District, Maharashtra, India
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3.4 × 3.1 cm
Description

A geode of fine, gemmy quartz crystals contains a well-developed, 1.5 cm gyrolite ball. The straw-colored, silky gyrolite is nestled deep within the pocket, down along the back, creating an almost perfect visual balance. Quite aesthetic - high quality and simple. Ex. Charlie Key.

 

Mineral Data
What's on the rock

Gyrolite

Formula: 
NaCa16Si23AlO60(OH)8·14H2O
Strunz: 
9.EE.30
Hardness: 
2.5
Streak: 
White
Type Locality: 
The Storr, Portree, Trotternish, Isle of Skye, North West Highlands (Inverness-shire), Scotland, UK

Quartz

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

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