A truly unique mineral specimen! A4 sided "core" of Black Chalcedony which Clear Apophyllite & Stilbite grew. Crystal of Apophyllite grew within the space of the Black Chalcedony. An endlessly interesting piece. Jalgaon, Maharashtra, India. 2.5" x 2" x 1.5"A perfect pair with this near-matching White Chalcedony!
SKU: SMFT CA7