Mining Geology - Study Mode

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[#206] Run of mine coal is

(A) Unsckenal coal

(B) Steam coal

(C) Slack

(D) Rubber coal

Correct Answer

(A) Unsckenal coal

[#207] Colour of Gypsum is

(A) White/Gray

(B) Red/blue

(C) Yellow

(D) Greenish

Correct Answer

(A) White/Gray

[#208] Calcite hardness number

(A) 3

(B) 4

(C) 1

(D) 10

Correct Answer

(A) 3

[#209] Gypsum chemical composition

(A) CaSO 4 2H 2 O

(B) CaSO 2 2H 2

(C) CaSO 3 2H 2 O

(D) None

Correct Answer

(A) CaSO 4 2H 2 O

[#210] Titanium having specific gravity is

(A) 2

(B) 5

(C) 10

(D) 11

Correct Answer

(D) 11