They almost found nothing - then the mud gave up ruby and sapphire corundum
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MSNWILDKYLE
Light can fool you. Real rubies are tested, not admired. #RawRuby #NaturalRuby #Ruby #jewerlybusiness #jewelry
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TikTokruby.corundum
💎 Ruby – The red gem variety of corundum (Al₂O₃), coloured by trace amounts of chromium (Cr³⁺). Ruby crystallises in the trigonal system and is prized for its deep red to pinkish-red colour, exceptional hardness (9 on Mohs scale), and vitreous lustre. Corundum without chromium is colourless, while iron and titanium produce blue hues (sapphire). Rubies may exhibit fluorescence under UV light and sometimes show asterism (a six-rayed star) when cut as cabochons due to aligned rutile inclusions. Ru
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💎 Ruby – The red gem variety of corundum (Al₂O₃), coloured by tra…
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FacebookSaltshack
Corundum var. Ruby - Mysore District, Karnataka, India More info: https://www.irocks.com/minerals/specimen/48829 This is a HUGE Ruby crystal from the Mysore district in India. Ruby Corundum crystals have been produced from this locality for decades; however, crystals of this size are the exception. This piece appears complex due to the apparent multiple parallel growth, hexagonal crystals that resemble stacked, geometric poker chips, some with more lateral offset than others. The main crystal is
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Corundum var. Ruby - Mysore District, Karnataka, India More inf…
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FacebookThe Arkenstone Gallery of Fine Minerals
4.03ct Certified Ruby (Corundum) – Pinkish Red Beauty 💎 #foryou
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