Labradorite

Varieties | Names:

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

See:

Material from ‘Repository’

4 specimens: 0677 — 3.31 ct, Madagascar; 0416 — 0.36 ct, Sri Lanka; 0571 — 0.65 ct, Sri Lanka; 0060 — 0.67 ct, India.

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Gemmology — gemstones
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The specimens illustrated in this site do not exist in the collections of the National Museum of Natural History, Sofia.