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Wednesday, 19 September 2007

face up well. Many Diamonds in the intermediate color grades that show color readily in the edge-up position appear to be without noticeable color when viewed table up. Such stones are said to face up well. The bright, mirrorlike reflections of the light source in this position mask slight tints of color. For example, some well-cut stones that grade in the top cape grade, and most of those that fall in the crystal and top-crystal categories, seem colorless or nearly so under a strong white, light source when observed face up. See


Fairvalley. A minor alluvial diamond deposit in the Barkly West area, Cape Province, Republic of South Af­rica. Current production is negligi­ble.

Faith Diamond. This stone, reported exceptional in size, was one of the earliest discoveries in 1871 at the old De Beers Mines. It was named the Faith Diamond by the brother of Olive Schreiner, a South African writ­er, because the discovery of the stone was attributed as an answer to a prayer.

false-colored diamond. A little-used

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