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Jewelry
Articles made from precious metals and often set with gemstones that are worn on the body for personal adornment.
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Jewelry > Gemstones 
refractive index
Fashion; General jewelry
A process using a refractometer to measure the speed and angle of light entering a gemstone. Very important for gem identification.
rough
Fashion; General jewelry
In gemology, this refers to the raw, natural state in which gems are found, before they are cut.
rutiles
Fashion; General jewelry
Needle-like inclusions (or foreign matter) within stones. These can produce some gem phenomena as an asterism (star) or cat's eye (chatoyancy.)
rubellite
Fashion; General jewelry
Used to refer to the red variety of tourmaline, including the color range from pink to red. More of a marketing than a gemological term; these days gemologists tend to use simply ...
saturation
Fashion; General jewelry
Saturation is one of three characteristics used to describe the appearance of color. Saturation (also known as intensity) refers to the brightness or vividness of a color. See ...
semi-precious (gemstone)
Fashion; General jewelry
Traditionally, the four precious gemstones are diamond, ruby, sapphire and emerald. Semi-precious gemstones include everything else. But other gems have also been labelled ...
Sub-categories
- Beadwork (570)
- Diamond (1974)
- Gemstones (1852)
- General jewelry (22094)
- Wedding rings (244)