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'Queen of Asia': World's largest corundum B2BCHIEF
b2bchief.com
“I have never seen such a large specimen before. This was probably formed around 400 million years ago,” said renowned gemmologist Gamini Zoysa. Meanwhile, ... › queen-of-asia-worlds-largest-cor...
'Queen of Asia': World's largest corundum sapphire WION
www.wionews.com
Dec 14, — This was probably formed around 400 million years ago," said renowned gemmologist Gamini Zoysa. Meanwhile, Thilak Weerasinghe, the Chairman ... › trending › queen-of-asia-w...
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