La Celia and jumillite Nature · Jumilla, Altiplano, Murcia Image of Jumilla, not of the place itself. A volcano in Jumilla that gives its name to jumillite, an ultrapotassic rock described in 1906, almost exclusive to south-eastern Spain, with apatite deposits of worldwide geological importance. Photo: Enrique Íñiguez Rodríguez (Qoan) (CC BY-SA 3.0) What to see and do in Jumilla