Synthetic · Synthetic Rutile

Synthetic Rutile

Obsolete diamond simulant with dispersion 0.33 and doubling from birefringence ~0.29. Pale yellow, softish and scratch-prone, it is unmistakable under a loupe.

Colour
yellow

Transparency
Transparent

RI
2.616–2.903

SG
4.23–4.29

Mohs
6.0–6.5

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