what is a mineral that leaves a line of powder left by a mineral that is rubbed on a surface?(rather than graphite)
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Answer:
Streak
Explanation:
The streak test is done by scraping a specimen of the mineral across a piece of unglazed porcelain known as a "streak plate." This can produce a small amount of powdered mineral on the surface of the plate. The powder color of that mineral known as its "streak."
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