enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Gemological Institute of America - Wikipedia

   en.wikipedia.org/wiki/Gemological_Institute_of...

   The collection contains works published from 1496 to the present, encompassing the history and modern development of gemology. Subjects include natural and synthetic gemstones, gem treatments, jewelry design, manufacturing, and marketing. The Liddicoat Library is open to the public and the jewelry trade for on-campus research.

3. Brilliant (diamond cut) - Wikipedia

   en.wikipedia.org/wiki/Brilliant_(diamond_cut)

   From Wikipedia, the free encyclopedia. Gemstone cut with many facets to increase the brilliance. A scattering of "brilliant" cut diamondsshows off the many reflecting facets. A brilliantis a diamondor other gemstonecutin a particular form with 57-58 facetsso as to have exceptional brilliance. The underside is conical, a shape that provides ...

4. Gemology - Wikipedia

   en.wikipedia.org/wiki/Gemology

   Gemology or gemmology is the science dealing with natural and artificial gemstone materials. It is a geoscience and a branch of Stoneology and mineralogy. Some jewelers (and many non-jewelers) are academically trained gemologists and are qualified to identify and evaluate gems. Examining a pink sapphire under a gemmological microscope

5. Diamond (gemstone) - Wikipedia

   en.wikipedia.org/wiki/Diamond_(gemstone)

   Total carat weight (t.c.w.) is a phrase used to describe the total mass of diamonds or other gemstone in a piece of jewelry, when more than one gemstone is used. Diamond solitaire earrings, for example, are usually quoted in t.c.w. when placed for sale, indicating the mass of the diamonds in both earrings and not each individual diamond.

6. Cut (gems) - Wikipedia

   en.wikipedia.org/wiki/Cut_(gems)

   Cut (gems) A decorative glass crystal about 4 cm (1.6 in) in diameter, having a facet cut often applied for gemstones. At some positions, coloured light (see rainbow colouring) can be regarded caused by the intended optical prism effect of the cut. A gemstone desired to be used in jewelry is cut depending on the size and shape of the rough ...

7. Gemstone - Wikipedia

   en.wikipedia.org/wiki/Gemstone

   Gemstone. Group of precious and semiprecious stones—both uncut and faceted—including ( clockwise from top left) diamond, uncut synthetic sapphire, ruby, uncut emerald, and amethyst crystal cluster. A gemstone (also called a fine gem, jewel, precious stone, semiprecious stone, or simply gem) is a piece of mineral crystal which, when cut or ...