What is the streak test used for in mineral identification?

Question

A.
To determine the color of the mineral in powdered form
B.
To measure the mineral's hardness
C.
To test the mineral's reaction to acid
D.
To identify the mineral's luster

Answer 1

The streak test is used to determine the color of the mineral in powdered form. Therefore, the correct answer is:

A. To determine the color of the mineral in powdered form.