This is a 1950's vintage Old Stock specimen of Ram Horn Selenite from Chihuahua, Mexico from a 1950s-1990s collection. Rams Horn Selenite is very difficult to find these days. This Rams Horn specimen has a curved outgrowth of a tubular crystal known as a Rams horn.
These are fragile and will be boxed before shipping, however some loss may be possible during handling.
This specimen measures 3" x 2 x 2.5 inches (8 cm x 5 cm x 7 cm tall).