Massive twinned rhombohedral calcite crystals with rich orange to yellow color all throughout. Fully terminated with lustrous crystals faces with s...

From Caravia-Berbes District, Asturias, SpainHuge 4 inch single crystal of purple fluorite with rich translucent grape color and well define intern...

Superb specimen of translucent red-brown Chocolate heulandite in a doube terminated wheat sheave aggregates with lustrous crystal faces on chalcedo...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia   Double-sided cluster of translucent grape purple quartz agate in spherical formations wit...

from Fujin, China       Internally flawless crystal cluster of optical-grade colorless calcite on gossan matrix. The calcite crystal are fully term...

From Nasik District, Maharashtra, India Large geode with a transparent penetrating twinned golden calcite on druzy chalcedony matrix in stalactitic...

From Jalgaon, Aurangabad District, Maharastra, India   Exceptional formation of vivid green apophyllite crystals on matrix with large pink stilbite...

Lustrous yellow-metallic pyrite compound crystal with remnants of tan-colored matrix on the bottom. The pyrite crystal is cubo-octahedral form with...

From Elmwood Mine, Tennessee, United States. Large, museum-quality, lustrous transparent deep golden calcite with sphalerite crystal at the base of...

Large single crystal of transparent, pink spodumene Kunzite with with steep termination on the top, and complex termination on the bottom. Kunzite...

Large single crystal of transparent, pink spodumene Kunzite with striated prism faces and chisel-shaped termination. Kunzite is a beautiful crysta...

From Daye, Huangshi, Hubei, China Lustrous transparent colorless calcite crystals with microscopic red-brown subsurface hematite inclusions on seve...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous translucent beige-colored bladed cerussite crystals that are repeatedly twinn...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous translucent beige-colored bladed cerussite crystals that are repeatedly twinn...

An aesthetic specimen of a 15" gem transparent gypsum var. selenite crystal on druzy matrix. The specimen has top quality transparency with a glass...

Showcasing nature's extraordinary beauty, this genuine polished large malachite sphere is expertly crafted from premium natural malachite sourced f...

From Nasik District, Maharashtra, India   Large lustrous cluster of an acicular sprays of scolectite crystals on pink stilbite. The scolecite cryst...

Lustrous transparent deep golden calcite crystal on small sphalerite matrix. Large double terminated scalenohedral twinned on the C-axis with well ...

From Nandan County, Hechi, Guangxi, China   Complex intersecting formation of lustrous gem translucent golden barite crystals with lustrous faces a...

Milpillas Mine, Cuitaca, Sonora, Mexico Large cabinet specimen of acicular vivid green crystals of brochantite lining one side of gray matrix. The ...

From Cerro de Mercado, Durango, Mexico   Gem transparent yellow fluorapatite crystals embedded on both sides of its gray quartz chalcedony. The flu...

Top quality, center-of-a-choice petrified wood sphere from Madagascar. This incredible specimen is shaped from a solid piece of petrified wood. Han...

From Elmwood Mine, Carthage, TennesseeLarge aesthetic cluster of highly lustrous black sphalerite crystals on a quartz coated matrix with micro gol...

From Maharashtra, India  Scintillating cluster of translucent crystalline micro crystals of pink apophyllite. Has gradient color from deep pink to ...