Question

What scale is used to determine the hardness of a mineral?

Answer 1

Mohs Hardness Kit: A laboratory Mohs Hardness Scale kit containing: (1) talc; (2) gypsum; (3) calcite; (4) fluorite; (5) apatite; (6) orthoclase; (7) quartz; (8) topaz; and (9) corundum. Diamond is not included in most kits to keep the cost down.

Answer 2

Answer: It must be Naturally ocurring

Explanation:

For a material to be considered a mineral, which charactoristics must it have?