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. This specimen with a curved outgrowth of a tubular crystal known as Rams horn.
These are fragile and will be boxed before shipping, however some loss may be possible during handling.
This specimen measures 6 cm x 4 cm x 5cm tall (2.5" x 2.25 x 2.25" tall)