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3 votes
How can you tell talc and corundum apart

User Pablisco
by
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2 Answers

2 votes
Luster
Streak color
Hardness
User Jasper Moelker
by
7.4k points
2 votes
hardness
streak color
luster
cleavage/fracture
reference rable
User Cbron
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7.5k points