How can you tell a raw diamond?
How can you tell a raw diamond? Scratch the Diamond Crystal on a Corundum In order to use corundum to test the authenticity of the diamond, hold the corundum up against the suspected diamond and see the diamond to scratch a line on the corundum by rubbing the two gems together. If your gem does scratch corundum, it’s definitely diamond.
Scratch the Diamond Crystal on a Corundum
In order to use corundum to test the authenticity of the diamond, hold the corundum up against the suspected diamond and see the diamond to scratch a line on the corundum by rubbing the two gems together. If your gem does scratch corundum, it’s definitely diamond.
