"Fishtail" Selenite / Gypsum Specimen - Sierra Mojada, Mexico thumbnail First generation: Scalenohedral crystals that
Baker’s notes & crumb story
Description
"Fishtail" Selenite Gypsum Specimen Sierra Mojada, Mexico thumbnail First generation: Scalenohedral crystals that First generation: Scalenohedral crystals that are coated with a thin layer of brown iron oxide sometimes referred to in the trade as Aquatine or Blue Onyx