Gemmology
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Andesine — specimen 0305, photo © NMNHS
Andesine — specimen 0305, photo © NMNHS

Andesinespecimen 0305

Origin

no locality data
Data

Weight: 0.41 ct; size: 4.95 | 4.94 | 3.32 mm; shape: round; colour: medium light red; strong; clarity: eye clean; cut: good; treatment: diffusion.
Notes

Very clean specimen; good mixed style cut. Source: David Weinberg, Multicolour Gems Ltd.

Other specimens
Andesine — specimen 0306Andesine — specimen 0129Andesine — specimen 0410Andesine — specimen 0331Andesine — specimen 0320Andesine — specimen 0726Andesine — specimen 0727Andesine — specimen 0267Andesine — specimen 0342Andesine — specimen 0345Andesine — specimen 0278Andesine — specimen 0349

More information from ‘Classification’


A variety of albite; plagioclase feldspar with an albite:anorthite molar ratio ranging from 50:50 to 70:30.