Allosaurus Tooth Allosaurus sp. Jurassic, 150-million-years-old Carbon County, Wyoming, USA A left dentary tooth showing intact, glossy deep bla...

Megalodon Tooth in Matrix Carcharodon megalodon (Agassiz, 1843) Miocene, 14-million-years-old West Java Miocene Outcrops, Tasikmalaya Area, West J...

Rock Crystal Carving Depicting a Flock of Storks by Luis Alberto Quispe Aparacio Depicting five adult and two juvenile storks, each rendered in hi...

Large Bruderheim Meteorite--Complete Individual L6 Chondrite Witnessed Fall, March 4, 1960 Bruderheim, Alberta, Canada On March 4th, 1960 at 1:06...

Lapis Lazuli Carving of a Duck by Peter Muller Brazil A naturalistic carving made in the German tradition subject matter of a seated duck, carved...

Ruby Hummingbirds on a Rubellite Base by Peter Muller Brazil Depicting three hummingbirds, carved of Tanzanian ruby-in-zoisite, with carnelian ag...

Tourmaline Parrots on Quartz Base by Peter Muller Brazil Both parrots are carved from rich hued purple tourmaline. Including tourmaline cabochon e...

Large Petrified Wood Slab - 'The Ground Hog' Arizona, USA Having an oval outline and beautiful red, pink, purple, white, brown and tan hues, polis...

Brucite Specimen Brucite with vivid yellow, gemmy crystallization. Nice botryoidal forms and interesting composition. Minor chromite association. ...

Two Calcites and Iceland Spar Calcite: Three golden translucent double terminated hexagonal prisms with good luster, Tri-State District, USA, meas...

Acanthite Fresnillo, Zacatecas, Mexico Acanthite is considered a rare silver sulfide mineral that forms in hydrothermal veins and low-temperature ...

Moldavite 14.5 million years old Besednice, Jezkovna, Sud Bohmen, Czech Republic Of classic form and now difficult to obtain in today's market thi...

Twenty-seven Russian, Siberian and Ukrainian Minerals Including a uvarovite on matrix, Saranovskii Mine, Middle Urals, Russia, length 4 in; a calc...

Six Kazahkstani and Azerbajani Minerals Ushkatym III Mine, Zhairem Region, Kazakhstan A thick layer of botryoidal rhodochrosite covering the surf...

Fourteen Russian and Siberian Minerals Including a light smoky quartz, Dalnegorsk, Russia, measuring 6 x 3 x 3 in; a schalenblende slab; a polishe...

Fifty-three Small Cabinet Specimens starting with P, Q, R and S Each housed in a plastic box 2 1/4 x 1 3/4 x 1 3/4 inches including: Quartz, Tief...

Two Powder-coated Steel Boxes with Minerals by Brenda Houston Each rectangular box formed of powder-coated steel, with a removable lid, the first,...

Oreodont Skull with Bones Merycoidodon culbertsoni Oligocene Orella Member, Brule Formation, Sioux County, Nebraska, USA Remotely related to the c...

Extremely Rare Mounted Oreodont Skeleton Merycoidodon culbertsoni Late Oligocene, 33-to 30-million-years-old White River Badlands, Shannon County,...

Large Saw Fish with Fish and Shrimp Libanopristis hiram Cenomanian, Upper Cretaceous, 100-million-years-old Hgula, Byblos, Lebanon The sawfish suc...

Large Fossil Guitarfish Rhombopterygia rajoides Cretaceous Lebanon Cartilage does not preserve nearly as well as bone, and fossil skates of any t...

Fossil Plate with Sting Ray and Two Fish Cyclobatis major; Eurypholis boissieri and Armigatus brevissimus Upper Cretaceous, 100 million years Haqu...