Diamond (gemstone) to help authenticate Canadian diamonds. This is a very stringent tracking system of diamonds and helps protect the 'conflict free' label of Canadian diamonds. Currently, gem production totals nearly of cut and polished stones annually, and over of mined diamonds are sold for industrial use each year, as are about of synthesized diamond. 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
Latin Grammy Award for Best Portuguese Language Rock or Alternative Album Latin Grammy Award for Best Portuguese Language Rock or Alternative Album The Latin Grammy Award for Best Portuguese Language Rock or Alternative Album is an honor presented annually at the Latin Grammy Awards, a ceremony that recognizes excellence and creates a wider awareness of cultural diversity and contributions of Latin recording artists in the United States and internationally. According to the category description guide for the 13th Latin Grammy Awards, the award is for vocal or instrumental Portuguese Language Rock albums containing at least 51% playing time of newly recorded material. For Solo artists, duos or groups. From 2000 to