Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

This specimen is a top quality, well preserved Spinosaurus vertebre. Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that liv...

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Parallel formation of amethyst crystals with great transparency and ...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  An exceptional world-class cluster of hexagonal brick-red Vanadinite crystals with glas...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  An exceptional world-class cluster of hexagonal brick-red Vanadinite crystals with glas...

Galena from Krushev Dol Mine, Madan District, Rhodope Mountains, Bulgaria Bright metallic galena crystals with mirror-like surface luster with mino...

Megalodon was a prehistoric shark that may have been 50 feet long or more, two or three times as long as the Great White Shark! Just like modern sh...

From Alimon Mine, Huaron, Cerro de Pasco, Peru Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accente...

From Huaron District, Cerro de Pasco Province, Pasco Department, Peru Complex cluster of colorless quartz crystals inter grown with metallic yellow...

From Nandan County, Hechi, Guangxi, China Long cluster of large, blocky crystals of yellow-tan barite crystals. The barites are translucent and sho...

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

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

Top quality polished chevron amethyst sphere with vivid purple color and translucent to transparent clarity. Chevron Amethyst is a combination of ...

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

This 8.7 lb AAA quality Large Septarian Druzy Geode Egg from Madagascar features an exposed area lined with dazzling druzy quartz crystals, as wel...

This hand-crafted, gleaming Garnet Point from India, displays dark red and dark brown undertones, polished to perfection. Garnet is believed to ins...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

This AAA quality Septarian druzy point features an exposed area lined with shimmering quartz crystals, and boasts a hand-polished, highly reflectiv...

From Sierra de Los Lamentos, Chihuahua, Mexico Very sculptural large crystals of translucent orange-brown wulfenite with satin luster on the broad ...

Chinese hand carving crafted of gem quality white and pink hued natural coral, shaped into a rose and immortals. This piece has unique and intese d...

From Jalgaon District, Maharashtra, India  Classic example of cream colored cluster of colorless bowtie stilbite crystal on matrix. Stilbite crysta...

This fascinating specimen formed when gemmy calcite crystals grew in the natural pocket formed by a buried fossil clamshell. The interior of the sh...