This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

This unique Pyrite Concretion from Dongchuan District, Yunnan Province, China features sparkling, sharp, modified metallic crystals arranged in con...

Translucent yellow botryoidal yellow fluorite inside the quartz var. amethyst geode. Both portions of the geode are present. The exposed edge of th...

From Elk Creek, Meade County, South Dakota. Cluster of translucent yellow-brown barite on botryoidal crystals.  Weight: 1.9 lbs, Dimensions: 4 x 2 ...

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

This Herkimer Quartz Cluster from Herkimer County, New York boasts impeccable quality with a visually stunning stacked formation of doubly-terminat...

This genuine Quartz geode from Morocco showcases stunning, see-through white crystals with a sparkling appearance. The perfectly shaped, pure white...

A fine and gorgeous Malachite Stalactite slice from Congo with rich, velvety bands of light and dark green and a magical chatoyance that morphs and...

Beautiful and colorful, polished slice of Uruguayan amethyst slice geode. Both sides are polished to a high yield mirror finish. Lustrous and fully...

Beautiful and colorful, polished slice of Uruguayan amethyst slice geode. Both sides are polished to a high yield mirror finish. Lustrous and fully...

This specimen originates from the Mining District in the Patagonia Mountains, Santa Cruz County, Arizona, USA. It features a cluster of vibrant, fi...

From Agrigento Province, Sicily, Italy A classic and beautiful specimen of gemmy translucent rich yellow sulfur crystal from Agrigento Province, Si...

From Pasto Bueno, Pallasca Province, Ancash Dept., Peru This exceptional specimen features fully developed, metallic black hubnerite crystals intri...

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

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

This AA quality, hand-polished Septarian Sphere from Madagascar features a unique design with a powerful combination of yellow calcite and brown ar...

Here is stunning 8.3ct custom Persian Turquoise cabochon. Persian Turquoise has been mined for 5000 years. Today, several mines continue to careful...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

AAA quality, beautiful hand-polished natural Imperial Rhodonite point from Madagascar. This Rhodonite Point boasts a captivating design with striki...

AAA quality, beautiful hand-polished natural Imperial Rhodonite point from Madagascar. This Rhodonite Point boasts a captivating design with striki...

Top quality, beautiful polished cross-section of Ocean Jasper from Madagascar. It often includes vugs lined with white or green druzy quartz crysta...

Here is stunning 8.4ct custom Persian Turquoise cabochon. Persian Turquoise has been mined for 5000 years. Today, several mines continue to careful...