Browse Specimens
84 specimens in our catalog
Bauxite
Burgess Shale Fossil
Amber with Insect
Amber with Insect
Amber with Insect
Volcanic Glass
Siliceous Sinter
Scoria
Scoria
Psilomelane
Flint
Fire Opal
Opalized Fossil (Shell Opal)
Opal
Opal (Neslite variety)
Opal
Mohawkite
Limonite
Menilite
Marl (Limestone)
Opal-CT (Lussatite)
Opal-CT (Lussatite)
Hydrothermal Mud
Geyserite