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Biology 15 Online
OpenStudy (anonymous):

Running a mineral across a porcelain plate to see the color it leaves behind on the plate may be described as testing for A) color. B) hardness. C) luster. D) streak. @drewbush63

OpenStudy (anonymous):

@drewbush63 @Kyliejones @swolesammy

OpenStudy (anonymous):

D. streak

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