From Xianghualing Cassiterite Mine, 32 km north of Linwu, Hunan Province, China Large, museum-quality, cubic transparent purple fluorite crystals w...

Gebel Kamil is a meteorite that struck Egypt approximately 5 millennia ago, resulting in a crater encircled by thousands of iron shrapnel with a co...

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

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

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  Here is an exceptional world class specimen of a cluster of hexagonal crystals of brigh...

From San Eugenio, Artigas Dept., Uruguay   Large 4'' x 2.5" scalenohedral crystal of calcite on amethyst matrix accented by isolated cluster of col...

Top quality natural flat bladed (laminar) formation of blue ridge coral. Heliopora coerulea is a unique species of coral in the wild and great to u...

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 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...

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...

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

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...

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

From Eagle Mine, Colorado Large sparkling cluster of golden-yellow barite crystals to covers all sides, with minimal attachment point on matrix.   ...