Promicroceras planicosta (Reynès, 1879) – Calcite Ammonite Fossil natural pink crystal Rare Earth Element Bearing Mineral

Rare Earth Element Bearing Mineral Bastnasite

preserving the meteorite's original surface

an extinct marine mollusc that thrived in Earth’s oceans during the Cretaceous period

spiritual insight

a form of gypsum crystal also known as Satin Spur and in fine grain form Alabaster

Promicroceras planicosta (Reynès, 1879) – Calcite Ammonite Fossil natural pink crystal Rare Earth Element Bearing MineralA beautifully preserved specimen of Promicroceras planicosta, fully replaced by calcite. This ammonite displays fine ribbing and its characteristic planispiral coiling. As a key index fossil of the Lower Jurassic Sinemurian, Promicroceras is highly significant for ammonite biostratigraphy in the UK. An excellent choice for collectors, researchers, or curated display. Stratigraphic Context Lower Lias Group, Obtusum Zone Chronostratigraphy Lower