S206 - Top Rare Unusual Gohetite Geode with Astonishing Prismatic Columnar Pyrolusite Crystals Cyclurus kehreri • Ordovician of Belgium

• Ordovician of Belgium

Great collection of 8 specimens

ideally CaMg(CO3)2

Beautiful Oryctocephalid trilobite of China

Mucronaspis

S206 - Top Rare Unusual Gohetite Geode with Astonishing Prismatic Columnar Pyrolusite Crystals Cyclurus kehreri • Ordovician of BelgiumAn impressive specimen. Truly unusual. This is a fragment of a gohetite geode from the famous manganese iron oxide mines ("Vein 12") of Taouz, in the Dra Tafilalet Region of South Morocco. In these mineralized deposits, iron oxide associations in the form of hematite, gohetite, vanadinite, and many manganese oxides are very common. This specimen comes from the area known as "Vein 12," and very few specimens have developed such beautiful prismatic