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...

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...

This Mosasaur Tooth with Root features a large, high-grade fossil from a Mosasaurus beaugei. This species is the largest of six known in the Maastr...

This unique blue Mammoth Tooth Pendant set in 925 rhodium sterling silver. The mammoth tooth is between 12,000 to 100,00 years old. The stunning co...

Brenham is a pallasite meteorite found near Haviland, a small town in Kiowa County, Kansas, United States. Pallasites are a type of stony–iron mete...

From Pamir Mountains, Badakshan, Afghanistan Beautiful gemmy purple Scapolite crystal on feldspar matrix. Scapolite crystal have excellent color an...

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

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous translucent beige-colored bladed cerussite crystals that are repeatedly twinn...

From Momin Akhada, near Rahuri, 50 km north of Ahmednagar, Maharashtra, India Radiating clusters of transparent green Fluorapophyllite crystals on...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous translucent beige-colored bladed cerussite crystals that are repeatedly twinn...