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pogonyaev
3 years ago
14

What would you except to happen if you rubbed a mineral of hardness 7.5 against a piece of quartz

Biology
1 answer:
ziro4ka [17]3 years ago
7 0

Quartz also has a hardness level of 7.5, so rubbing another mineral with a 7.5 hardness on it will not effect the quartz.

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