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3 votes
One of the softest minerals is...

A. graphite
B. diamond
C. corundum
D. amethyst

User Soufiene
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2 Answers

5 votes
answer A Because Graphite Chemical react to the Graphite which makes it soft
User Alexey Popkov
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4 votes
Graphite is one of the softest minerals. I recommend looking up Moh's scale of mineral hardness. 
User James Wierzba
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