|Written by Administrator|
|Tuesday, 18 September 2007|
diamond truer. A grinding-wheel truer consisting usually of a short steel rod inserted in a wooden handle and having in its free end an industrial diamond.
diamond turning tool. Any kind of a diamond dressing tool that contains a diamond lapped to a specific included angle and radius for use in turning operations.
Diamond Winners' Association. One of the companies in Accra, Ghana, that is licensed by the government of that country to buy diamonds from native miners. See guana.
Diamond Yardstick. See master <or key)
Diamond-Yardstick Holder. A special device for holding master diamonds in an elevated position in the
DiamondLite (trademark, Gemological Institute of America) to facilitate the color grading of mounted diamonds. See color grade, diamondlite,
MASTER (OR KEY) DIAMONDS.
Diamone. Trade name for man-made yttrium aluminum garnet (YAG).
Diamonette. Trade name for synthetic sapphire.
Diamonflame. Trade name for synthetic sapphire.
Diamonique. Trade name for man-made yttrium aluminum garnet (YAG).
Diamonique I. Trade name for man-made YAG.
Diamonique II. Trade name for man-made GGG.
Diamonique III. Trade name for man-made cubic zirconia.
Diamonite. A trademarked name for synthetic rutile.
Diamonte. Trade name for man-made yttrium aluminum garnet (YAG).
Diamontina. Trade name for man-made strontium titanate.
Diamothyst. A trademarked name for synthetic rutile.
Diario De Minas Gerais Diamond. A
375.10-carat diamond that was found in the San Antonio River, Municipality of Coromandel, Minas Gerais, Brazil in 1941. The rough was purchased by Harry Winston in 1941 and cut into a number of gemstones. The present location of these stones is unknown. DICORP S.L. An abbreviation for Diamond Corporation (Sierra Leone), Ltd.
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