James St. John:
Precious opal (Tertiary; Wollo, Ethiopia) 2
pavlin722007:
Quartz-chalcedony, Staritsa
pavlin722007:
Oxfordian Belemnite
SRL Gemtone:
Colorful Banded Agate - Tiny beauty.
Shedugengan:
Swallowtail
Shedugengan:
Bald Eagle with catch
Lilian Alizert:
Marcassite
Laetitia SAUNE:
Saturn with the Moon
SRL Gemtone:
Agate - 1
CyclopKiLouch:
Agate
subarcticmike:
ethereal landscapes lost in time
Singingstone48:
1114 Fortification Agate Kokernot o6 Ranch Brewster Co TX Cat No 5782
SRL Gemtone:
Dendritic Opal
SRL Gemtone:
Agate Nodule 1-4
Stan Celestian:
Magnetite
Stan Celestian:
Topaz
Al_HikesAZ:
Expensive aquamarine - Tucson Gem, Mineral and Fossil Showcase
Stan Celestian:
Beryl (Aquamarine)
Al_HikesAZ:
Dealer and Vendor products - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ:
Sodalite - Tucson Gem, Mineral and Fossil Showcase
Captain Tenneal:
Pietersite
James St. John:
Acorn is Too Big
Jeffrey Neihart:
Picture Jasper
Stan Celestian:
Chalcanthite
olegbasketo:
Minerals of the Caucasus
Stan Celestian:
Pyrite on Sphalerite