cleavage facets

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• National Cleavage Day — A photograph of a woman showing her cleavage taken on the day in celebration of the event in April 2008. National Cleavage Day (abbreviated NCD)[1] is an annual celebration in South Africa held in either March or April and sponsored by the… …   Wikipedia

• Diamond flaws — Contents 1 External flaws 1.1 Blemishes 1.2 Scratches 1.3 …   Wikipedia

• Material properties of diamond — This article addresses the material properties of diamond. For a broader discussion of diamonds, see diamond. For other uses of the word diamond, see diamond (disambiguation). Diamond An octahedral diamond crystal in matrix Gener …   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 — This article is about the mineral. For the gemstone, see Diamond (gemstone). For other uses, including the shape ◊, see Diamond (disambiguation) …   Wikipedia

• diamond cutting — Branch of lapidary art involving the five basic steps in fashioning a diamond: marking, cleaving, sawing, girdling, and faceting. The most popular style is the brilliant cut, a round stone with 58 facets; a round diamond with only 18 facets is… …   Universalium

• Culet — For the element of plate armour, see Culet (armour). In gemology, a culet is a flat face on the bottom of a gemstone. During the 14th century, after the adoption of the table cut, a further facet was added to the bottom of the cut parallel to the …   Wikipedia

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• Structural geology — is the study of the three dimensional distribution of rock bodies and their planar or folded surfaces, and their internal fabrics . Structural geology includes features of and overlaps with facets of geomorphology, metamorphism and geotechnical… …   Wikipedia

• Diamond clarity — Part of a series on Diamonds Material Material properties Crystallographic defects Formatio …   Wikipedia