What is the hardest mineral listed here?
group of answer choices

Diamond is the hardest mineral

Explanation:

mohs scale has been used worldwide to test the hardness of a mineral.Because it is cheap,easy to do and understood instantly. Other hardness test never gain that much popularity as Mohs scale.Its a relative integer scale comparison of being scratched. Other hardness test in which a specific pressure applied for a specific length of time.An example of a mineral with variable hardness is kaynte. Another best example is diamond with variable hardness people who cut diamond have known its variable hardness, In Mohs scale of hardness diamond 's position is number 10-10000 is its hardness.

Assuming that the choices are A. Quartz B. Calcite C. Gypsum and D. Corundum. the hardest material besides diamonds is  D. Corundum

I hope this helps! And good luck to you!

answer: - b cells

explanation: -

so, the b cells mediate their action by identifying the antigens present on the surface of the pathogens and then producing antibodies in return to mediate its effect.

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explanation:

b r

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