"कुरुविंद": अवतरणों में अंतर
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पंक्ति 16:
* [https://web.archive.org/web/20061125202622/http://webmineral.com/data/Corundum.shtml Webmineral crystallographic and mineral info]
* [https://web.archive.org/web/20100325232039/http://www.mindat.org/min-3473.html Mindat Ruby localities]
* [https://www.montsurfaces.com/locations/columbus Natural Stone and Engineered Quartz]
* [http://news.bbc.co.uk/1/hi/england/shropshire/8518242.stm BBC article about a large ruby wih a photo of it in its uncut state]
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