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WHAT ARE DIAMONDS? - coloradoprospector. com Diamonds themselves vary in hardness; for example, stones from Australia are harder than those found in South Africa The four main optical charac- teristics of diamonds are trans- parency, luster, dispersion of light, and color
Diamond i. d. ing w blacklight - Colorado Prospector - Gem and mineral . . . ive been playing around with a small DC powered blacklight i dont know if its a short or long wave but is there a visual difference in using these two sources on diamonds? do diamonds from different areas illuminate as different colors? i tried it on my wifes wedding ring and only 1 stone illuminated as a dull green the others looked like a dull purple now my wifes looking at me kinda