Related Information for Crystals There are two bands with this name:1) Crystals was an Italian progressive rock band that was formed in 1973. Crystals functioned as a sort of supergroup, having several experienced and famous rock musicians in it. Their sound featured a blues-influenced hard rock style reminiscent of contemporaries such as Deep Purple. Crystals recorded one album in 1974 that was intended for release on the Cramps label. However, for mysterious reasons, it never appeared for years. Their wor.. read more