Hyalite Opal Slab (Green authentic Glo Chalcedony). UV Reactive Mineral, Fluorescent Crystal. Shannon Co, SD, USA

Hyalite Opal Specimen (Green Glo Chalcedony) From Shannon CO., SD USA

This slab specimen has been cut and polished on 1 side authentic, with the edges & back left raw.

This specimen of hyalite opal fluoresces vibrant green under a short wave UV and dimmer green under long wave UV.

- 498.8g
- 7.5" x 2.5" x 1.1"