Question

which rock can scratch Steel .what is its primary primary rock.

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Answer 1

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Explanation:

Quartz is harder than any of the common minerals in meteorites. Quartz is so hard that it will easily make a deep scratch in glass

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Answer 2

Rocks are made up of one or more minerals. According to the scale, Talc is the softest: it can be scratched by all other materials. Gypsum is harder: it can scratch talc but not calcite, which is even harder.