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Mining Engineering · Q20

Rock Mechanics and Roof Supporting

Engineering and GATE · Mining Engineering · question 20

Q20

In the Mohr's scale of hardness, the minerals in increasing sequence of hardness are

A.
Calcite, Gypsum, Topaz, Diamond
B.
Topaz, Gypsum, Calcite, Diamond
C.
Calcite, Gypsum, Diamond, Topaz
D.
Gypsum, Calcite, Topaz, Diamond
Answer

Answer: Option D

Solution

Answer: Option D
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