Another way to tell CZ from diamond
October 1st, 2007 by Playground Admin
Blend it! :)
For anyone wondering, a 10 on the mohs hardness scale is nearly 5x as hard as a 9 (corundum) and far harder than CZs 8.5. So…diamonds won’t blend. But they would sure scratch each other. Kids - don’t try this at home.
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