JDMISGem Reference
Feldspar (plagioclase series) · Labradorite Feldspar

Transparent Labradorite

Transparent Labradorite — Labradorite Feldspar

Transparent labradorite ranges from water-clear facet rough to the blue-flashing 'rainbow moonstone' of the trade, chiefly from Madagascar. Higher RI and SG quickly separate it from true moonstone.

Colour
colourless to white
Transparency
Transparent
RI
1.559–1.568
SG
2.65–2.75
Mohs
6.0–6.5
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