Desert Rose Specimens, Selenite, from Baza (Grenada) is part of the monoclinic crystallization system and is classified in the sulphate group. In nature we find marine evaporites, in caves where the air is dry enough. When there are amorphous masses, the name given is that of Gypsum or its Alabaster variety. It can be located around the planet and in Spain the crystals are famous for their quality, those from Zaragoza, Murcia and Teruel. Follow the link "Indicate the kilos you want to buy by choosing a quantity in the tab amount.You can buy smaller fractions of 1 kilo.