From Nandan County, Hechi, Guangxi, China   Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces a...

From Ruyuan, Lechang, Guandong, China Large showy 1.5 inch gem green transparent fluorite crystal with blue phantom zoning at the center terminatio...

Large, natural cluster of trilobite in its original fossil matrix. The Asaphid trilobites include some of the most extreme trilobite adaptations kn...

Museum quality, 5" tall stone containing many small ammonite fossils. The ammonites are of the species Promicroceras marstonense and are Lower Jura...

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Mosasaurs probably evolved from an extinct group of aquatic lizards known as aigialosaurs in the Early Cretaceous Period (73-65 million years ago...

Mosasaurs probably evolved from an extinct group of aquatic lizards known as aigialosaurs in the Early Cretaceous Period (73-65 million years ago...

Libyan Desert Glass is a substance found in areas in the eastern Sahara, in the deserts of eastern Libya and western Egypt. Fragments of desert gla...

Libyan Desert Glass is a substance found in areas in the eastern Sahara, in the deserts of eastern Libya and western Egypt. Fragments of desert gla...

Libyan Desert Glass is a substance found in areas in the eastern Sahara, in the deserts of eastern Libya and western Egypt. Fragments of desert gla...

Libyan Desert Glass is a substance found in areas in the eastern Sahara, in the deserts of eastern Libya and western Egypt. Fragments of desert gla...

This set of round Turquoise cufflinks is crafted from genuine gemstones set in sterling silver. Adding a splash of color and eye-catching brillianc...

Genuine Muonionalusta Meteorite Slice from Norrbotten, Sweden. The Muonionalusta is a meteorite classified as fine octahedrite, type IVA (Of) which...

This beautiful hand polished petrified wood slice is sourced from Madagascar and comes with an acrylic display stand. It has an amazing pattern wit...

A beautiful, fossilized and calcified ammonite shell with an iridescent, opalized shimmer, displaying hints of vibrant yellow tones. This specimen ...

This beautiful mini pyramid made with smooth highly reflective polished sides. Weight: 11.8 grams, .8 x .8 x .8 inches,

This beautiful mini pyramid made with smooth highly reflective polished sides. Weight: 11.8 grams, .8 x .8 x .8 inches,

From Elk Creek, Meade County, South Dakota Large, museum-quality, lustrous transparent deep golden calcite on matrix. Double terminated scalenohedr...

AAA quality, polished Peach Moonstone freeform from Madagascar. Composed of potassium aluminum silicate feldspar, this variety of Moonstone has typ...

From Shanhua Pu Mine, Xianghualing, Hunan Province, China Lustrous transparent green cubic fluorite crystals covered with colorless calcite crystal...

This large, museum-quality piece of freeform Bulls-eye Malachite with Blue Azurite, is hand-polished and sourced from Zaire. This collectors specim...

This large, museum-quality piece of freeform Bulls-eye Malachite with Blue Azurite, is hand-polished and sourced from Zaire. This collectors specim...

This specimen is a piece of Mexican Amber, also know as Mexican Mayan Amber. It is harder than most other ambers, which makes it less fragile and i...