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Pick the correct statement about talc.

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in Engineering Geology by (962k points)
Pick the correct statement about talc.

(a) It has very high hardness

(b) It is not used in the manufacture of talcum powders

(c) It is has lowest hardness

(d) It is found in igneous rocks

This question was posed to me in an interview.

My query is from Formation and Descriptive Study of Minerals topic in chapter The Study of Minerals of Engineering Geology

1 Answer

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Right choice is (c) It is has lowest hardness

The explanation is: Talc mineral which is basically made of magnesium has the lowest hardness among the minerals which is equal to 1.

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