- Gypsum (Var: Selenite)
- Small Cabinet, 5.9 x 4.2 x 3.5 cm
- Great Salt Plains, Jet, Alfalfa Co., Oklahoma, USA
This is a floater of intergrown selenite crystals with "hourglass" shaped inclusions of sand inside, peculiar to this locality. No contacts - a pristine floater specimen. Ex. Carlton Davis Collection.