Dellagiustaite, Hibonite, Grossite, Gehlenite, Fluorite, Perovskite
Dellagiustaite type locality, Sierra de Comechingones, San Luis Province, Argentina
This photo is a BSE image of a thin section prepared from a specimen purchased from Gunnar Färber (at the Tucson show, February 2016). There appears to be some question as to whether this material is natural or a slag. Regardless of its origin, the unusual bulk composition and the very reduced nature is notable. A more detailed description of ...
© Frank K. Mazdab, 2016