These selenite crystals are from the Pernatty Lagoon, Stuart Shelf, South Australia, Australia. This locale produces a unique green colored selenite which is natural and undyed. Selenite is a sulfate that contains the elements Ca, S,O and H. It is variety of gypsum. The selenite from this locale consists of a primary layer of tan crystals that is covered with a secondary layer of green crystals. This piece measure 2 1/2 x 1 1/2, x 1 1/4 inches or 63 x 38 x 32 mm.
(International shipping not available on this product).