Bolivia004 - Vivianite - Tomokoni Mine, Machacamarca District, Cornelio Saavedra Province, Potosí Department, Bolivia

Choice, large doubly-terminated gem crystal of vivianite. The crystal is a vibrant, deep green and completely transparent. There is a small amount of the typical sandstone matrix attached. A superb example from this find. 7.0 x 2.6 x 2.6 cm.