of sturmanite from the Black Rock mine, Kuruman District, South Africa, determined from its crystal structure...Scramble claim, Ryan, Black Mts., Furnace Creek district, Death Valley region, Inyo Co., California, USA...Locality: Smallcleugh mine, Nenthead, Alston Moor district, Cumbria, England, UK. 2.2 Carbon and Carbonates...49) Locality: Passa Limani, near Lavrion, Attiki Prefecture, Greece. Description: Colourless platy crystals...Ariskop Quarry, Aris, near Windhoek, Windhoek district, Khomas Region, Namibia (type locality). 2.2 |