Q.

In what temperature diamond formed in earth?

A. 1000⁰ -1100 ⁰
B. 1100⁰ -1300 ⁰
C. 1300⁰ -1500 ⁰
D. 1500⁰ -1800 ⁰
Answer» D. 1500⁰ -1800 ⁰
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Gem and Jewellery Skill

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