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Gyrolite On Chalcedony

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SLN220305

Gyrolite On Chalcedony

Description Tabs

Description
Locality: 
Jalgoan Quarries, Maharashtra, India
Size Range: 
Cabinet (10-18 cm)
Size: 
4 × 11.2 × 7.4 cm
Largest Crystal: 
3.60cm
Description

Nice and aesthetic specimen from India of gyrolite in big balls on matrix of sparkling dark grey chalcedony. The biggest ball measures 3.6 X 2.3 Cm.

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

Chalcedony

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Kadıköy (Chalcedon), Istanbul Province, Marmara Region, Turkey

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

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