From Dongchuan District, Kunming Prefecture, Yunnan Province, China Unique specimen of a sparkling, sharp, modified, metallic Pyrite crystals in c...

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

A very rare combination of large, white Anhydrate crystal blades, forming a flower formation, within a crystal matrix of quartz. This extremely ast...

From Skardu Road, Baltistan, Northern Areas, Pakistan Large interesting quartz crystals with a cluster of microline at the center with gem transpar...

From  Liufengshan Mine, Guichi, Anhui Province, China Lustrous translucent vibrant royal blue crystals of azurite partially lining a gossan matrix ...

from Moscona Mine,Solis, Corvera de Asturias, Villabona mining area, Spain Translucent rhombehdral crystals of colorless calcite large matrix of tr...

An aesthetic specimen of a 12" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

Wonderful decorative golden brown Tiger's Eye veneered pedestal. This large decor item has an attractive mix of yellows, golden browns with variati...

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

A world-class cluster of perfectly terminated cubic Pyrite crystals, interlocked on it's natural basalt matrix. This is an extremely large and uniq...

From Mina Navidad, 19 km northwest of Abasolo, Durango, Mexico Lustrous transparent colorless spherical clusters of radiating orange creedite cryst...

From Huanggang Mine, Kèshíkèténg Qí, Chifeng, Inner Mongolia, China Several intersecting doubly terminated quartz crystals colored green by inclusi...

From Touissit Mine, 21 km SSE of Oujda, Jerada Province, Oriental, MoroccoLarge cluster of translucent yellow bladed wulfenite crystals over tan-co...

From Ray Mine, Mineral Creek District, Pinal County, Arizona Bright blue micro crystal coating of chrysocolla over quartz crystal Custer matrix. T...

From Kolwezi, Katanga, Democratic Republic of the Congo (Zaire) Large polished free form botryoidal specimen of solid chrysocolla and malachite bu...

From Quincy Mine, Hancock, Keweenaw Peninsula Copper District, Houghton County, MichiganLustrous translucent parallel scalenohedral calcite crystal...

From Agrigento, Sicily, Italy   Massive specimen of scintillating white aragonite covered with a cluster of gem translucent blocky bright yellow su...

From Huanggang Fe-Sn deposit, Hexigten Banner, Ulanhad League, Inner Mongolia, China   Large stalactitic formation of quartz covered by a second ge...

From Merelani Hills, Lelatema Mts, Simanjiro District, Manyara Region, TanzaniaExtremely rare specimen of a large metallic luster pyrite crystal. I...

Large 2.5 inch metallic lustrous cubic Spanish Pyrite crystal on matrix. This specimen has sharp, well-defined terminations where the crystal faces...

From Tekhdi, Madhya Pradesh, IndiaLarge cluster of translucent yellow-brown fluorite botryoidal crystals. The fluorite intersected the opposite cav...

 from Elmwood Mine, Carthage, Smith County, Tennessee Transparent 3d cubic formation of bi colored purple fluorite with gem yellow core. Bright vib...

From Edong Mining District, Daye, Hubei, China Cluster of sharp scalenohedral calcite crystals partially covered with lustrous iridescent metallic ...

From Guatomo Mine, near Tham Thalu, south of Hat Yai, Yala Province, Thailand Well defined undamaged specimen of olive yellow-green ball aggregates...