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 Post subject: Is this exactly glass?
PostPosted: Sat Jul 11, 2020 5:47 am 
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Joined: Thu Apr 23, 2020 5:14 am
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It has very beautiful colors, can change color according to the viewing angle, hardness> 6.5 (steel nail don't scratch it) but <=7 (quartz made it scratched).,
I used a 150x magnification hand-held microscope to take some photos. I think it has growth lines, melt inclusions (not bubbles)...



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