Sapphire jewelry. They also may be created synthetically in laboratories for industrial or decorative purposes in large crystal boules. Because of the remarkable hardness of sapphires – 9 on the Mohs scale (the third hardest mineral, after diamond at 10 and moissanite at 9.5) – sapphires are also used in some non-ornamental applications, such as infrared optical components, high-durability windows, wristwatch crystals and movement bearings, and very thin electronic wafers, which are used as the insulating substrates of very special-purpose solid-state electronics (especially integrated circuits and GaN-based LEDs). Sapphire is the birthstone for September and the gem of the 45th anniversary.
7" of the Month Club appears in one-part sections on each side of each record. Also, the backs of the record sleeves form a 12-piece puzzle that reveals an artistic rendering of the members of the band. Credits adapted from the records' liner notes. 7" of the Month Club The 7" of the Month Club is a series of twelve 7" records released by punk band NOFX over the course of about one year. Each record was planned for release at the beginning of its specified month, but it quickly fell behind schedule, with records being released shortly after the specified month. The record expected