from Franklin Mining District, Sussex County, New Jersey Dark gray metallic franklinite crystals cluster in white calcite on matrix. The franklinit...

From Flambeau Mine, Rusk County, Wisconsin, USA Iridescent crystals of metallic chalcopyrite on quartz crystals. Bright and lively color of blues ,...

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

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Many lustrous purple amethyst quartz crystals scattered over large m...

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

From Flambeau Mine, Rusk County, Wisconsin, USA Iridescent crystals of metallic chalcopyrite on quartz crystals. Bright and lively color of blues ,...

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Lustrous deep-purple transparent amethyst quartz crystals surrounded...

From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico Lustrous sharp terminated cluster of Amethyst crystals shooting out in every direction. ...

A superb Brazilian Amethyst geode crystal cluster. This specimen is lined with large deep grape purple lustrous crystallized gems - transparent to ...

AAA museum quality, massive Brazilian Amethyst geode. This specimen is lined with large lustrous crystallized gems -  transparent to translucent am...