Top quality natural formation of gem amethyst variety quartz cluster with lustrous fully terminated crystals with highly reflective faces and deep ...

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

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

From Sawda, Maharashtra, India Large cabinet geode of bright pink heulandites in translucent wheat sheave aggregates intergrown with pink stilbite ...

From Soygaon, Aurangabad District, Maharashtra, IndiaLarge cluster of spherical balls of Thomsonite covered with mesolite crystals all over a bed o...

From Nandan County, Hechi, Guangxi, China Large plate of golden barite crystals to covers all sides, with minimal attachment point on matrix.   Wei...

Penetrating twinned crystals of transparent golden yellow calcite with silky luster faces and sharp terminations. The twin orientation is well defi...

Excellent matrix specimen of doubly-terminated golden calcite crystals with larger intersecting crystal with multiple terminations. This calcite cr...

High quality 9.75 inch tall handmade polished Labradorite Obelisk from Madagascar. It has beautiful iridescent play of colors of blue, yellow and r...

This AAA quality Septarian druzy point features an exposed area lined with shimmering quartz crystals, and boasts a hand-polished, highly reflectiv...

From Agrigento Province, Sicily, Italy Classic and beautiful plate of bright gemmy translucent rich yellow sulphur crystals over translucent white ...

Here is stunning 28.5ct raw opal gemstone. Ethiopian opals have striking pattern formations which make each opal unique. Some opals have diverse pl...

Galena from Krushev Dol Mine, Madan District, Rhodope Mountains, Bulgaria Bright metallic galena crystals with mirror-like surface luster with mino...

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Many amethyst quartz crystals on matrix. The color varies from pink-...

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

From Aurangabad, Maharashtra, India Massive complex cluster of fully crystallized green heulandite in rosette-shaped rounded aggregates. The green ...

From Madan District, Rhodope Mountains, Bulgaria Sculptural formation of lustrous yellow-metallic pyrite crystals with with dark Spinel-law twinned...

A world-class cluster of perfectly terminated cubic Pyrite crystals, interlocked on it's natural Basalt matrix. This specimen was discovered in the...

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

This is an elegant, bright Acadoparadoxides trilobite. There are several species of Acadoparadoxides from this formation. Acadoparadoxides is an e...

From Lushi, Henan Province, China Long cluster of large, blocky crystals of yellow-tan barite crystals. The barites are translucent and show intern...

From Deveti Septemvri Mine, Madan District, Rhodope Mountains, Bulgaria Sparkling cluster of lustrous translucent gray quartz crystals overgrown on...

This 30 lb AAA quality polished geode egg with druzy inside from Madagascar features an exposed area lined with dazzling druzy quartz crystals, as ...

This 100 lbs large genuine polished Lepidolite freeform from Madagascar is of superior quality, hosting a distinctive lilac shade with a distinct b...