Khác biệt giữa các bản “Saphir”

* [[Hồng ngọc]]
* [[Danh sách khoáng vật]]
==Tham khảo==
*{{Cite book|author=Wise, R. W.|title= Secrets Of The Gem Trade, The Connoisseur's Guide To Precious Gemstones|year=2004|publisher=Brunswick House Press|isbn=0-9728223-8-0}}
==Liên kết ngoài==
{{Commons category|Sapphire}}
*[], Webmineral Corundum Page, Webmineral with extensive crystallographic and mineralogical information on Corundum
*[ Farlang Sapphire References] dozens of (historical) full text books and (CIBJO) gem information
*[], Mindat Sapphire page Mindat with extensive locality information
*[], Macroscopic 10-Terabit–per–Square-Inch Arrays from Block Copolymers with Lateral Order Science magazine article about perspective usage of sapphire in digital storage media technology
*{{Cite EB1911|Sapphire|short=x}}
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