Q. In the context of lab-grown diamonds (LGDs), what is used as a diamond seed?
(A) White sapphire
(B) Moissanite
(C) Graphite
(D) Cubic zirconia (CZ)
Answer: C
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Usually graphite is used as the “diamond seed” and when subjected to these extreme conditions, the relatively inexpensive form of carbon turns into one of the most expensive carbon forms.
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