Promicroceras planicosta (Reynès, 1879) – Calcite Ammonite Fossil New York quartz crystal necklace Earth – Provides stability

Earth – Provides stability

locating water sources

the egg shape adds a nurturing energy to this already powerful crystal

Earth – Strongly grounding

is a stone of regeneration

Promicroceras planicosta (Reynès, 1879) – Calcite Ammonite Fossil New York quartz crystal necklace Earth – Provides stabilityA 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