Question

Barb tests the properties of three minerals and makes a data table to record her results, as shown below.

Which two properties did Barb test?

Answer 1

Streak and cleavage.

Step-by-step explanation:

I had almost the same question so maybe this is right. Sorry if it's not.

Answer 2

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.