Roba dutse mai daraja crystal
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Purple launi violet sapphire Al2O3 abu don gemstone
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Sapphire kore don gemstone zaitun kore wucin gadi 99.999% Al2O3 roba
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Royal blue Aquamarine Cornflower sapphire 99.999% Al2O3 Paraiba
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Al2O3 99.999% rawaya rawaya champagen sapphire abu corundum
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99.999% Al2O3 sapphire mai launin ja-rubi kayan gemstone
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Sapphire Corundum don Gemstone Al2O3 crystal ruby royal blue
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Square Ti: Sapphire windows girma 106 × 5.0mmt Doped Ti3+ ko Cr3+ Ruby abu
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Ruby/yakudu da aka kirkira don siyarwa Ruby# 5 Al2O3
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Kayan Ruby Artificial corundum don gem oringinal abu ruwan hoda ja
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Tattabara jini ruby abu doped Ti3+ Cr3+ ga gem agogon gilashin