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3 votes
Luster

Density
Streak
Reaction to acid


Help i have 9 minutes to turn in

Luster Density Streak Reaction to acid Help i have 9 minutes to turn in-example-1

1 Answer

1 vote

That is the streak test.

Streak tests are used to identify minerals. Rubbing a mineral specimen against unglazed white porcelain, or finely powdering it and examining the powder against a white background, is a useful diagnostic test in some cases.

User JohnII
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