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Andesine

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PJM140827

Andesine

Description Tabs

Description
Locality: 
Portland Harbour Trust Quarry, Cape Sir William Grant, Portland, Glenelg Shire, Victoria, Australia
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.1 × 3.5 × 2.4 cm
Description

A stunning cluster of tan coloured andesine crystals with minor ilmenite and augite crystals. Andesine crystals from this deosit are some of the finest found worldwide.

Mineral Data
What's on the rock

Andesine

Variety Of: 

Albite

Formula: 
NaAlSi3O8
Strunz: 
9.FA.35
Hardness: 
6.0 - 6.5
Formula: 
(Na,Ca)[Al(Si,Al)Si2O8]
Strunz: 
9.FA.35
Crystal System: 
Triclinic
Hardness: 
6.0 - 6.5
Streak: 
White
Earthstones Australia

Seller Information

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All goods must be paid for prior to shipping, all bids are binding.