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Moonstone

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NST617578

Moonstone

Dr. Ing. H. Maucher, Munich
With Antique Label

Description Tabs

Description
Locality: 
Sri Lanka
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 1.8 × 0.8 cm
Description

Early 20th century crystal fragment of moonstone from Sri Lanka. The color of this crystal is a silvery-beige. When rotated in the light, one can see the classic "adularescence" which causes a milky blue sheen to appear.

Mineral Data
What's on the rock

Moonstone

Variety Of: 

Microcline

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0 - 6.5