| 17258: Gypsum variety Selenite, Pyrite and
Quartz - $34 Naica, Saucillo Municipality, Chihuahua, Mexico Cabinet - 10.1 x 9.6 x 5.1 cm 379 grams Specimen status: Available Send an email with specimen number to order A 9.5 cm, terminated and very clear
gypsum crystal (variety selenite) is associated with two
quartz casts (pseudomorphs) after an unknown mineral
(likely anhydrite). These casts are decorated with
iridescent, fine-grained pyrite. The gypsum has a few
scuffs and cleavage points, mostly on the back side.
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