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Andesine — specimen 0727, photo © NMNHS
Andesine — specimen 0727, photo © NMNHS

Andesinespecimen 0727


no locality data

Weight: 0.41 ct; size: 5.51 | 4.79 | 3.33 mm; shape: hexagon; colour: medium dark red; very slightly brownish; clarity: slightly included; cut: excellent; treatment: diffusion.

Slightly included specimen; design ‘Hexamixtum S 41-32’ [pavilion angle changed to 45.00], excellent cut by Tan Pen.

Other specimens
Andesine — specimen 0305Andesine — specimen 0306Andesine — specimen 0129Andesine — specimen 0410Andesine — specimen 0331Andesine — specimen 0320Andesine — specimen 0726Andesine — 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.