Diamond (gemstone) Diamond (gemstone) A diamond (from the "adámas", meaning "unbreakable", "proper", or "unalterable") is one of the best-known and most sought-after gemstones. Diamonds have been used as decorative items since ancient times; some of the earliest references can be traced to 25,000 - 30,000 B.C. The hardness of diamond and its high dispersion of light—giving the diamond its characteristic "fire"—make it useful for industrial applications and desirable as jewelry. Diamonds are such a highly traded commodity that multiple organizations have been created for grading and certifying them based on the "four Cs", which are color, cut, clarity, and carat. Other characteristics,
Sometimes I Sit and Think, and Sometimes I Just Sit Courtney Barnett was announced as the winner of the 2015 Australian Music Prize award which is given for the best Australian album release of the year. Credits are adapted from liner notes of "Sometimes I Sit and Think, and Sometimes I Just Sit". Musicians Production Sometimes I Sit and Think, and Sometimes I Just Sit Sometimes I Sit and Think, and Sometimes I Just Sit is the debut studio album by Australian indie rock musician Courtney Barnett, released on 20 March 2015. The album received wide acclaim and was ranked as one of the best albums of 2015 by numerous