Question

what is carbonidation​

Answer 1

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carbonidation

Carbonides are naturally occurring minerals composed of 50 atomic percent, or more, carbon. Carbonide-like minerals with greater than 25 at % carbon are also included. This separates carbon containing minerals from carbonates which are at most 25 at % carbon.

Answer 2

Carbonides are naturally occurring minerals composed of 50 atomic percent, or more, carbon. This separates carbon containing minerals from carbonates which are at most 25 at % carbon. This diamond is a nearly perfectly-formed yellow diamond crystal weighing about 253.7 carats (50.74 g).