Sphalerite with Quartz from Dalnegorsk, Primorskiy Kray, Russia giftunder100 Large 6" penetrating twinned crystals

Large 6" penetrating twinned crystals of transparent rich golden yellow calcite with silky luster faces and sharp terminations on druzy quartz matrix inter grown with green apophyllite and pink stilbite crystals

light coated with a sparkling second generation of quartz along the bottom edges

recurved hollow digitations

000 km/h or 40

Sphalerite with Quartz from Dalnegorsk, Primorskiy Kray, Russia giftunder100 Large 6" penetrating twinned crystalsfrom Dalnegorsk, Primorskiy Kray, Russia Large cabinet specimen of jet black sphalerite crystals in compound groups of parallel crystals on matrix with quartz crystals. 8. 8 lbs, 7 x 4. 5 x 7 inches