Nanotyrannosaurus Tooth Nanotyrannus lancensis Cretaceous Lance Creek Formation, East Wyoming, USA With colorful banding, this small tooth is fro...

Raptor Tooth Troodon sp. Late Cretaceous Lance Creek Formation, Wyoming, USA Found on a private ranch, this small complete tooth has exquisite for...

T. rex Tooth with Replaced Root Tyrannosaurus rex Cretaceous Lance Creek Formation, Wyoming, USA A smaller front tooth, this is a 'jewelry grade' ...

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...

Sandstone 'Gogotte' Formation A Gogotte is a mineral that has been naturally formed over millions of years. It is made up of small pieces of quart...

Sandstone 'Gogotte' Formation A Gogotte is a mineral that has been naturally formed over millions of years. It is made up of small pieces of quart...

Sandstone 'Gogotte' Formation A Gogotte is a mineral that has been naturally formed over millions of years. It is made up of small pieces of quart...

Ruby Carving of a Falcon on Rock Crystal Quartz Base Carved by Gerhard Becker Idar-Oberstein, Germany A gem-quality ruby carving with naturalistic...

Gem-quality Pink Fluorite Carving of a Flamingo by Luis Alberto Quispe Aparicio A delicate flamingo, carved from a single specimen of gem-quality ...

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

Rose Quartz Carving Depicting a Flamboyance of Flamingos on a Blue Opal Base by Luis Alberto Quispe Aparicio Each of the five flamingoes carved of...

Rock Crystal Quartz Carving of a Pair of Doves by Luis Alberto Quispe Aparicio A large scale sculpture with each dove carved from near-flawless ro...

Large Snowy Owl on Branch by Luis Alberto Quispe Aparicio The vast proportions of this impressive carving are sure to find appeal with both lapida...

Large Mookite Carving of a Koi by Luis Alberto Quispe Aparicio Carved from a single specimen of Australia jasper known as mookite, this sculpture ...

Ruby Carving of Hummingbirds by Luis Alberto Quispe Aparicio This colorful carved gemstone sculpture depicts two ruby hummingbirds, mother and her...

Ruby-in-Zoisite Carving of Seahorses by Luis Alberto Quispe Aparicio An underwater scene, carved from a single specimen of ruby-in-zoisite from Ta...

Fine Hawk's Eye Quartz Carving Depicting a Galloping Horse by Luis Alberto Quispe Aparicio Carved from a single large specimen of blue tiger's eye...

Tiger's Eye Carving of a Horse by Luis Alberto Quispe Aparicio Carved from a single large specimen of South African tiger's eye, the rich colorati...

Rock Crystal Carving of a Polar Bear by Luis Alberto Quispe Aparicio The realistically carved seated polar bear rendered from a quartz crystal, wh...

Hawk's Eye Carving of a Rearing Horse on Tiger's Eye Base by Luis Alberto Quispe Aparicio Carved from a single, large specimen of blue tiger's eye...

Serpentine Carving of Three Frogs by Luis Alberto Quispe Aparicio Realistically carved from a single large Peruvian serpentine, the rich hues of t...

Amethyst Carving of a Sparrow by Luis Alberto Quispe Aparicio The diminutive bird, carved of transparent amethyst, with cabochon ruby eyes, coral ...

Magnificent Aquamarine with Muscovite Nagar, Hunza Valley, Pakistan Aquamarine is blue variety of beryl that has been highly valued as a precious ...

Topaz in Albite, Orthoclase with Custom Base Shiger Valley, Skardu District, Northern Areas, Pakistan A gorgeous specimen showcasing a single crys...

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

Indicolite Tourmaline Chicken, Hen and Chicks on a Tourmaline Base by Peter Muller Brazil Depicting a family of chickens each carved from blue in...

Rhodochrosite Carving of a Hummingbird by Peter Muller The diminutive pair of hummingbirds carved of Argentinian red pinkish-red rhodochrosite, wi...

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...

Multi-color Tourmaline Falcon with a Tourmaline Base by Peter Muller Brazil The outstretched wings of the falcon are a testament to the high degr...

Apatite Parrot Couple on a Crystal Base by Peter Muller Brazil The pair of large parrots carved of bright greenish blue apatite accented with rub...

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

Peacock on Quartz Base by Peter Muller Carved of fine-quality lapis lazuli, tiger's eye, and other minerals to depict a peacock. Raised on a glass...

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

Agate Merlin on a Crystal Base by Peter Muller Brazil The large fish, carved from a piece of banded grey and black agate, with inset tail and fin...

Three Agate Bowls by Peter Muller Brazil Three bowls each carved from a single piece of Brazilian agate, hollowed out and polished to both the in...

Red Petrified Wood Specimen --'Tree of Life' Arizona, USA Having a complete bark texture to all edges and irregular outline that resembles a tree,...

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

Pair of Petrified Wood Bookends A large and impressive brown petrified wood bookends with large natural cavity to the center is lined with bark te...

Ten Petrified Wood Slabs Araucarioxylon Triassic Chinle Formation, Arizona, USA Ten petrified wood slabs with complete bark texture all around, po...

'Nature's Paintbrush' Jasper Carving of a Mare and Foal by W.K. Ngai China Carved from a single boulder of jasper known in the trade as 'Nature's...

Two Grey Banded Onyx Egg-form Carvings Each with grey white concentric banding, both with metal bases affixed, with Brenda Houston logo. Height w...

Large Malachite Specimen with Bull's Eyes Democratic Republic of the Congo Large malachite specimen showcasing numerous 'bull's eyes' on a polishe...

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

Azurite Tsumeb Mine, Oshikoto Region, Namibia Elongated small azurite crystals with associated matrix. Measuring 4 cm Lot to be sold without rese...

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 ...

Hyalite Opal 'Flower' on Matrix Valec, Doupov Karlovy Vary Region, Czech Republic A relatively large Hyalite opal displaying its translucent, exc...

Cuprite Ray Mine, Pinal County, Arizona Housed in a plastic specimen box, measuring 3 x 3 x 3 in, of arborscent form. Lot to be sold without re...

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...

Kentucky Agate Kentucky, USA A large half nodule of agate with a polished face, having a black core and vivid ochre bands surrounding. Measuring...

Bolivian Amethyst and Two Bolivian Sulphurs Including an amethyst cluster, Anahi Mine, measuring 6 x 6 x 5 in; together with two crystallized sulp...

Silver-in-Matrix Imiter, Morocco Crystallized silver in white quartz matrix, this is a mineral classic. Measuring 2 1/2 x 2 x 2 in Lot to be s...

Sythethic Quartz var. Ametrine and Two Additional Synthetic Quartzes Saint Petersburg, Leningradskaya Oblast, Russia A cross section through a ma...

Lapis Lazuli Rough and Cut A gem-quality lapis lazuli cabochon, weighing approximately 20.8 carats, mounted together with a lapis lazuli rough for...

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...

Thirty-one Small Cabinet Specimens starting with S Each specimen housed in a 3 x 2 1/2 x 2 in plastic box including: Scorodite, Hemerdon Bal Mine,...

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...