Answer:
Geologists use the following tests to distinguish minerals and the rocks they make: hardness, color, streak, luster, cleavage and chemical reaction. A scratch test developed by a German mineralogist Friedrich Mohs in 1822 is used to determine mineral hardness.
A would be the answer you’re looking for
Answer:
Explanation:
i think ur name is Emily and ur 4.9 :) i hope i get it right.
D. the test is made up of multiple-choice questions that are based on a series of passages