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If a geologist takes a rock and scratches it across a tile and it leaves a reddish brown color behind what physical property is he or she investigating? Cleavage Luster Fracture Streak
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If a geologist takes a rock and scratches it across a tile and it leaves a reddish brown color behind what physical property is he or she investigating?

Cleavage
Luster
Fracture
Streak

User Andrey Stukalin
by
6.2k points

1 Answer

3 votes
Streak, because streak represents the color of mineral instead of a rock
Hope I helped c:
User Mentor
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