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Rhodolite Gemstone Information

Rhodolite is a variety of garnet comprising a mixture of almandine garnet and pyrope garnet. It is an attractive gemstone with colours that vary from red to purplish-red to violet, where the violet stones are the most valuable on the gem market.

Rhodolite is often described as raspberry red or rose red in colour. Most gemstones are relatively free of inclusions and when they are present, are normally comprised of small roundish crystals or fine needle-like rutile crystals. The name rhodolite is Greek for rose-stone.

Source locations of rhodolite include: Africa, Brazil, India and Sri Lanka and the USA (North Carolina).

Physical Properties

Stone type:
A variety of garnet.
Crystal System:
Cubic.
Chemical Composition:
A mixture of the varieties almandine and pyrope.
Colour:
Red to purplish-red to violet. Often described as raspberry red or rose red.
Lustre:
Bright vitreous.
Pleochroism:
None.
Dispersion:
Medium.
Hardness:
7¼ on the Mohs' scale of hardness.
Toughness:
Good.
Cleavage:
None.
Density in gm/cc:
3.74 to 3.94
Double refraction:
None.
Refractive index:
1.75 to 1.77

Common Treatments

Rhodolite garnet is not normally treated.


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