NON-OPAQUE ARSENIC-FREE BETA-SPODUMENE GLASS CERAMIC EXHIBITING BROWN-GREY COLORATION

摘要

Methods, compositions, and articles provide for LAS-type glass-ceramics having specific thermo-mechanical, optical and coloration characteristics to yield generally brown-grey products. The glass-ceramic materials may include as colorants iron oxide, vanadium oxide, chromium oxide, cobalt oxide, nickel oxide and/or cerium oxide.