Gemstones

Gemstones

Contributors in Gemstones

Gemstones

A lab created diamond simulant, often abbreviated as CZ. While CZ is a transparent stone, trace elements can be added to the manufacturing process, producing a wide range of colors. On Mohs scale of ...

culet

Fashion; General jewelry

he lowest part of a gemstone. This looks the tip or point of the stone.

cuprian

Fashion; General jewelry

ee Copper-bearing.

demantoid

Fashion; General jewelry

emantoid is a rare and valuable andradite garnet. It exhibits a range of greens from dull to bright emerald green and on rare occasions displays yellow. On Mohs scale of hardness, demantoid is ...

density

Fashion; General jewelry

The ratio of a gemstone when compared to the weight of an equal volume of water. This means how heavy a gemstone is compared to the same volume of water. Also known as "specific gravity" for solids.

diamond cut

Fashion; General jewelry

Also known as the Brilliant Cut, the style of cutting a stone with multiple facets to maximize brilliance. Modern round brilliant cuts have 58 facets.

dichroism

Fashion; General jewelry

term meaning the ability of some gems to display a second shade of the same color when viewed from a different angle. A dichroscope can see this change, and is used for identifying certain stone.