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Labradorite — specimen 0677, photo © NMNHS
Labradorite — specimen 0677, photo © NMNHS

Labradoritespecimen 0677


East Africa
Labradorite — specimen 0677, locality map

Weight: 3.31 ct; size: 9.75 | 6.17 | 5.21 mm; shape: rectangle; colour: light grey; clarity: translucent; cut: excellent; treatment: none.

Clean specimen; design ‘Rectangulum Cab’, excellent cut by Tan Pen.

More information from ‘Classification’

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