BOU-GRA-01 Origin: Norway Grade: AB Dimensions: Approximately 17-18cm - Suitable for all wrists sized 16 to 18cm Weight: Approximately 10g Origin: Norway Grade: AB = standard Bracelet made of 5-6mm granite (larvikite) beads. Colors and patterns may slightly vary from one stone to another The first traces of larvikite date back more than 295 million years BC, during the Permian period. The exact date of its discovery is unknown. The main deposits of this stone are located in the Larvik region of Norway, hence its name larvikite. Waldemar Cristofer Brogger, a Norwegian geologist (1851 - 1940), identified larvikite for the first time and described it in his work "The Eruptive Rocks of the Oslo Region" published in 1894.