Promicroceras planicosta (Reynès, 1879) – Calcite Ammonite Fossil Shungite Sacred Geometry Tool Crown & Third Eye –

Crown & Third Eye – Strengthens spiritual awareness

Earth – Stability and balance

you can also use your journaling time to brainstorm or let your imagination run wild

Scorpio – Encourages transformation

Supports dream recall and moon-based rituals

Promicroceras planicosta (Reynès, 1879) – Calcite Ammonite Fossil Shungite Sacred Geometry Tool Crown & Third Eye –A 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