Which physical property of minerals can be tested using a fingernail, copper penny, steel nail, and glass?

asked Oct 13, 2019 30.4k views

1 vote

by SnK

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6 votes

hardness i believe, also known as "Mohs Hardness Test" . It's a simple test that could be used to test a minerals hardness

Dstreit answered Oct 17, 2019

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