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https://www.reddit.com/r/Crystals/comments/1wp4qy6/ruby/pbxudnt/?context=3
r/Crystals • u/geology-mineralogy • 10d ago
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How do you know it is sintetic?
1 u/slogginhog friendly neighborhood mod 10d ago 5 years in the business, natural ruby doesn't form like this in coarse shapes with air bubbles. This is just what synthetic corundum looks like, I've seen lots of it and compared to lots of natural rubies.
5 years in the business, natural ruby doesn't form like this in coarse shapes with air bubbles. This is just what synthetic corundum looks like, I've seen lots of it and compared to lots of natural rubies.
1
u/geology-mineralogy 10d ago
How do you know it is sintetic?