JDMISGem Reference
Quartz · Quartz

Amethyst

Amethyst — Quartz

Amethyst is the purple iron-coloured quartz and February's birthstone, from pale lilac Rose de France to deep Siberian violet. Affordable, abundant and available in every size, it is the most worn purple gem.

Colour
purple
Transparency
Transparent
RI
1.544–1.553
SG
2.64–2.69
Mohs
7.0
Birthstone
February · November
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