A nicely banded cross section of an amethyst stalactite crystal from Southern Paraná Basalt Basin, Artigas, Uruguay   Gem translucent slice with de...

From Shaba Copper Belt, Katanga (Shaba) Province, Democratic Republic of the Congo (Zaire) A sculptural botryoidal formation of solid velvety green...

from Mount Gunson Area, South Australia, Australia   The rich translucent green cubic halite crystals in an inter grown 360 formation over selenite...

Large 2.5 inch metallic lustrous cubic Spanish Pyrite crystal on matrix. This specimen has sharp, well-defined terminations where the crystal faces...

From Chumar Bakhoor, Hunza Valley, Gilgit District, Gilgit-Baltistan, Pakistan   Large translucent to transparent octahedral crystal of gem pink fl...