Ptychopariida is a large, heterogeneous order of trilobite containing some of the most primitive species known. The earliest species occurred in th...

From Novo Horizonte, Bahia, Brazil Complex cluster of platy black-metallic hematite crystals with golden, needle-like crystals of rutile epitaxial...

From West Boltsburn Mine, Rockhope District, Weardale, England Beautiful specimen of purple fluorite crystals  covered with overgrowth of siderite ...

Museum quality, huge hand-polished free-form specimen, made from a solid piece of natural Madagascan Ocean Jasper. This large piece has an amazing ...

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...

Beautiful one-of-a-kind, free-form ocean jasper bowl from Madagascar. This will make a beautiful centerpiece to complement your home and polished t...

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

From Moscona Mine, Villabona District, Asturias, Spain. Very aesthetic cluster of yellow crystals of cubic fluorite with a colorless calcite crysta...

Beautiful rectangle jewelry box handmade from the finest top grade Mother of Pearl. This stunning Mother of Pearl box is perfect to store your beau...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous transparent deep-green dioptase crystals lining a shallow cavity in brown mat...

From Soygaon, Aurangabad District, Maharashtra, IndiaLarge several interconnected spherical groups of radiating peach colored thomsonite crystals c...

Museum quality, huge hand-polished free-form specimen, made from a solid piece of natural Madagascan Ocean Jasper. This large piece has an amazing ...

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

This Brazilian clear quartz crystal obelisk is of top museum quality, with a polished mirror finish on all sides. Known as the "stone of power," it...

From San Eugenio, Artigas Dept., Uruguay Large 7''  scalenohedral crystal of calcite on amethyst matrix accented by isolated cluster of colorless q...

This incredible cluster of trilobites is found in it's original matrix and displays 4 complete or partial fossils throughout. This cluster comes wi...

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

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...

Museum quality, huge hand-polished free-form specimen, made from a solid piece of natural Madagascan Ocean Jasper. This large piece has an amazing ...

From Ouro Preto, Minas Gerais, Brazil Huge single crystal of sherry-colored gem-grade topaz with complex etched surface on the flat terminatio...

Doubly-terminated, stacked cluster of Herkimer Quartz crystals from Herkimer County, New York. This aesthetic specimen, translucent to transparent ...

From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China Lustrous translucent gray-white with transparent colorless calcite crystals.  ...

A massive, 52 lb geode with large rhombic Calcite crystals beside a pseudomorphic quartz after Calcite crystals with pink Heulandite crystals in a ...

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Lustrous deep-purple transparent amethyst quartz crystals surrounded...