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crimeas [40]
3 years ago
6

What mineral leaves a green-black powder when rubbed against an unglazed porcelain plate?

Health
2 answers:
Studentka2010 [4]3 years ago
6 0
It’s pyrite. it leaves green and black streaks :)
Tamiku [17]3 years ago
5 0

Answer:pyrite

Explanation: The Streak Test: Marks, known as "streaks," are produced by scraping mineral specimens across unglazed porcelain plates. On the left, a specimen of pyrite has produced a black streak.

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