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statuscvo [17]
3 years ago
9

In the near future, a lunar mining expedition discovers a new mineral, Unobtanium. This mineral displays remarkable properties,

not the least of which is it has a hardness of 11 on Mohs scale. In order to form a gemstone out of this new mineral, what should a gem cutter use to cut and polish the facets?
A. Unobtanium
B. Corundum
C. Diamond
D. Chrysoberyl
E. Anything harder than quartz
Geography
1 answer:
Evgen [1.6K]3 years ago
7 0

Answer:

C. Diamond

Explanation:

  • Unobtainium is rare and hard to find the imaginary impossible element and even if it had a hardness of 11 on the moho scale to form a gemstone of it would be unobtanium itself or the diamond which is the hardest element in the earth with a moho of 10.
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