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.
Can you give us more info?
Answer:so what is your question
Explanation:
Answer:
jamiyah
Explanation:
she is cute and she is awesome how should I ask her out
