Nodule lined with scalenohedral calcite crystals to 5 mm long with scattered chalcopyrite crystals on surface. Calcite has brown limonite surface staining. Calcite around edges fluoresces orange under UV illumination. Mounted in box for protection. Calcite, pseudocubic habit , New Street Quarry, Paterson, New Jersey.
Calcite fluoresces orange under UV illumination.
Small 2 mm calcite crystals grown over larger 7 cm scalenohedral yellow calcite crystal. Very nice specimen. Fluoresces pale orange under SW UV illumination. 7 cm long. Fluoresces orange under UV illumination.