Transparent fused crystalline ceramic, and methods of making and using the same. Embodiments of transparent fused crystalline ceramics according to the present invention are useful, for as abrasive particles, reflective and optical components, and as grinding and sand blasting media. ...http://www.google.es/patents/US20050137076?utm_source=gb-gplus-sharePatente US20050137076 - Transparent fused crystalline ceramic, and method of making the same
Transparent fused crystalline ceramic, and method of making the same