asked 141k views
3 votes
A geologist is comparing the properties of different minerals. He rubs each one on a piece of white tile and observes the color of he power that is left behind. What type of test did he perform?

color


hardness


luster


streak

1 Answer

5 votes

He performed a streak test, in which a piece of the mineral is rubbed across a piece of unglazed porcelain in order to determine the color of the mineral in powdered form.

answered
User Skitzafreak
by
7.8k points
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