11 Padparadsha example stone too orange.6 Include info from new article Sapphires.1 Whiskers in sapphire may not be rutile.This article has been rated as Low-importance on the importance scale. This article has been rated as B-Class on the quality scale. Materials Wikipedia:WikiProject Materials Template:WikiProject Materials Materials articles If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks. This article is within the scope of WikiProject Materials, a collaborative effort to improve the coverage of Materials on Wikipedia. This article has been rated as Low-importance on the project's importance scale. Metalworking Wikipedia:WikiProject Metalworking Template:WikiProject Metalworking Metalworking articles
This article is within the scope of WikiProject Metalworking, a collaborative effort to improve the coverage of Metalworking on Wikipedia. This article has been rated as Mid-importance on the project's importance scale. Geology Wikipedia:WikiProject Geology Template:WikiProject Geology Geology articles If you would like to participate, you can choose to edit this article, or visit the project page for more information. Sapphire is part of WikiProject Geology, an attempt at creating a standardized, informative, comprehensive and easy-to-use geology resource. This article has been rated as Top-importance on the project's importance scale. This article has been rated as B-Class on the project's quality scale. Gemology and Jewelry Wikipedia:WikiProject Gemology and Jewelry Template:WikiProject Gemology and Jewelry Gemology and Jewelry articles This article is within the scope of WikiProject Gemology and Jewelry, a collaborative effort to improve the coverage of Gemology and Jewelry on Wikipedia.
WikiProject Gemology and Jewelry / Gemstones This article is of interest to the following WikiProjects: Sapphire has been listed as a level-4 vital article in Science, Physics.