Large Natural Pyrite Cube in Matrix | Spain ammonite The MacDonald Encyclopedia of Fossils

The MacDonald Encyclopedia of Fossils

5" x 3" x 1"

Shafts are drilled down 100 to 200 feet below the surface to the geode bearing white clay

creams and whites

The name "ammonite" is derived from its spiral shape and fossilized shells

Large Natural Pyrite Cube in Matrix | Spain ammonite The MacDonald Encyclopedia of FossilsThese pyrite cubes may appear to be man made at first, but they are in fact completely natural! Originating from the "Ampliacin a Victoria" mine near Navajn, Spain, these cubes are renowned for their stunning shine, near perfect cubic formation, and sculptural appearance. A must have for any mineral collector! Cube size approx 23mm x 25mm Matrix approx 2. 5" x 1. 5"