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Suppose you have an unknown mineral sample. You can scratch the mineral with a pen knife but not with your fingernail. The mineral is most likely _____. A.talc B.diamond C.apatite D.gypsum
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Suppose you have an unknown mineral sample. You can scratch the mineral with a pen knife but not with your fingernail. The mineral is most likely _____.

A.talc
B.diamond
C.apatite
D.gypsum

User Artem Goutsoul
by
5.6k points

1 Answer

2 votes
i think A is the answer 
User Danish Arman
by
5.7k points
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