S298 - Top Rare Unusual Gohetite Partial Geode with Astonishing Prismatic Columnar Pyrolusite Crystals Akantharges 1007/s12542-012-0153-1

1007/s12542-012-0153-1

Meteoritical Bulletin Database: Erg Chech 002

WEIGHT: 680 g

This type of pterosaur bones in the Upper Cretaceous are not very common

S298 - Top Rare Unusual Gohetite Partial Geode with Astonishing Prismatic Columnar Pyrolusite Crystals Akantharges 1007/s12542-012-0153-1An 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