Spodumene · Spodumene

Spodumene (dark/rare)

The rare dark end of spodumene includes hiddenite, the chromium-green variety from North Carolina and Madagascar, and deep violet kunzite. True hiddenite is tiny, inert to UV and shows chromium lines in the spectroscope.

Colour
grey

Transparency
Transparent

RI
1.660–1.676

SG
3.15–3.21

Mohs
6.5–7.0

Birthstone
February

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