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<p>[QUOTE=&quot;Aznathalie, post: 5922716, member: 20012&quot;]The first synthetic corundum (it was a ruby) was created in 1837. In 1847, the first synthetic blue corundum (artificial sapphire) was produced. But for the first time, a stone suitable for cutting in jewelry was obtained only in 1877.</p><p>In Russia, the first industrial artificial corundum was obtained in 1939.[/QUOTE]</p><p><br /></p>

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