ADAMITE - Zn2(AsO4)(OH) A basic arsenate of zinc. Shiny bright single crystals and groups. Real neat and clean specimen that is great for micromounting . From Christiana Mine, Kamareza, Attika, Greece. 2.5cm (1" wide) x 2cm (3/4" deep) x 1.5 cm(5/8" thick) Item 0912.