24 Terms
Contributors in Gemstones
Gemstones
Vitreous
Fashion; General jewelry
A technical term referring to the lustre of a gemstone. Gemstones with a vitreous or glassy lustre are by far the most common in the gems world.
Waxy
Fashion; General jewelry
One of the technical terms used to refer to the lustre of a gemstone. Turquoise is an example of a gem with a waxy luster.
Asterism
Fashion; General jewelry
The star effect that you see in star sapphires or rubies, for example. This is usually caused by tiny silk rutile inclusions in the stone. The effect can be four- or six- rayed.
Baguette
Fashion; General jewelry
A long rectangular gemstone shape, somewhat similar in shape to a loaf of French bread, hence the name.
Baroque brilliant cut
Fashion; General jewelry
A round shaped stone that has a minimum of fifty-eight facets.
Adamantine
Fashion; General jewelry
Refers to the diamond-like lustre of a gemstone. Gemstones with a diamond-like lustre include diamond (of course), demantoid garnet and sphene.
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