- gem grade diamond
- буровой алмаз высшего качества
Большой англо-русский и русско-английский словарь. 2001.
gem grade diamond
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Diamond — This article is about the mineral. For the gemstone, see Diamond (gemstone). For other uses, including the shape ◊, see Diamond (disambiguation) … Wikipedia
Diamond (gemstone) — Part of a series on Diamonds Material Material properties Crystallographic defects Formatio … Wikipedia
Diamond cut — This article is about diamond cut styles. For a broader discussion of decorative diamonds, see Diamond (gemstone). Part of a series on Diamonds Material … Wikipedia
Diamond simulant — Due to its low cost and close visual likeness to diamond, cubic zirconia has remained the most gemologically and economically important diamond simulant since 1976. The high price of gem grade diamonds, as well as significant ethical concerns of… … Wikipedia
Diamond cutting — Part of a series on Diamonds Material Material properties Crystallographic defects Formatio … Wikipedia
Diamond enhancement — Diamond enhancements are specific treatments, performed on natural diamonds (usually those already cut and polished into gems), which are designed to improve the gemological characteristics and therefore the value of the stone in one or more ways … Wikipedia
Diamond color — Part of a series on Diamonds Material Material properties Crystallographic defects Formatio … Wikipedia
Diamond clarity — Part of a series on Diamonds Material Material properties Crystallographic defects Formatio … Wikipedia
diamond — diamondlike, adj. /duy meuhnd, duy euh /, n. 1. a pure or nearly pure, extremely hard form of carbon, naturally crystallized in the isometric system. 2. a piece of this stone. 3. a transparent, flawless or almost flawless piece of this stone, esp … Universalium
Diamond — /duy meuhnd, duy euh /, n. 1. Neil, born 1941, U.S. singer and songwriter. 2. Cape, a hill in Canada, in S Quebec, on the St. Lawrence River. * * * I Mineral composed of pure carbon, the hardest naturally occurring substance known and a valuable… … Universalium
Diamond tool — A close up of the segment of a diamond saw blade A diamond tool is a cutting tool with diamond grains fixed on the functional parts of the tool via a bonding material or another method.[1] As diamond is a superhard material, diamond tools have… … Wikipedia
