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Delvig [45]
3 years ago
11

I will give 5 stars, thanks, and Branliest if there are two answers!!

Biology
2 answers:
Mariana [72]3 years ago
5 0

Answer:

a mineral is scraped or rubbed hardly on sandpaper or unglazed porcelain

( please mark me as brainliest that would be most appreiciated )

IRINA_888 [86]3 years ago
4 0

Answer:

The streak test is done by scraping a specimen of the mineral across a piece of unglazed porcelain known as a " streak plate."

Explanation:

The "streak test" is a method used to determine the color of a mineral in powdered form. The color of a mineral's powder is often a very important property for identifying the mineral. The streak test is done by scraping a specimen of the mineral across a piece of unglazed porcelain known as a " streak plate."

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