Quartz var. Chalcedony
Posted by: Raymond McDougall on 10.10.2023 | Filed under:

Quartz var. Chalcedony

Specimen # 102844
Mineral: Quartz var. Chalcedony
Location: Estacion Trancas, Chihuahua, Mexico
Size: 4.1 x 3.8 x 3.6 cm


From the John S. White quartz collection (#14-2-1), this is a chalcedony geode with a few quartz crystals inside like teeth. The whole geode is translucent, and it is fluorescent under UV light (second photo). Very cool.

 About John S. White


Additional information

Dimensions 15 × 10 × 8 cm