Carved from natural Smokey Quartz

supporting Gemini’s high mental activity and emotional fatigue

allowing the natural metallic surface and mineral composition to be appreciated in their prepared state

displaying deep indigo to metallic blue tones with flashes of violet and gold

or place it on your Throat or Third Eye Chakra for powerful energy alignment

Promicroceras Planicosta (Reynès, 1879) – Calcite Ammonite Fossil Mystic Stone Carved from natural Smokey QuartzA 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