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Which mineral test is shown in the image? Select one: a. Hardness b. Streak c. Luster d. Magnetism
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5 votes
Which mineral test is shown in the image?

Select one:
a. Hardness
b. Streak
c. Luster
d. Magnetism

Which mineral test is shown in the image? Select one: a. Hardness b. Streak c. Luster-example-1
User EreOn
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2 Answers

6 votes
The answer to this is Streak
User Bohdan Ivanov
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I believe the answer is B. streak
Streak test is a method to determine what color would the mineral had if it's being transformed into a powdered form.
This test is being done by scrapping the mineral on top of white or black porcelain plate so the plate wouldn't distort the color.
User Dubi
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