From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Large v-formation of transparent slightly smoky cerussite crystals with no attached ma...

from Minas Gerais, Brazil. Several green beryl crystals on tan colored feldspar matrix. The crystal are greenish-brown color and has the typical co...

From Nandan County, Hechi, Guangxi, China Lustrous grayish-yellow pseudo-rhombohedral barite crystals in parallel orientation. The barites are tran...

From Huaron District, Cerro de Pasco Province, Pasco Department, Peru Complex cluster of colorless quartz crystals inter grown with metallic yellow...

From Alimon Mine, Huaron, Cerro de Pasco, Peru Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accente...

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

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

Large, museum-quality, lustrous transparent deep golden calcite with small sphalerite crystal at the base of the crystal. Double terminated scaleno...

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Parallel formation of amethyst crystals with great transparency and ...

From Aurangabad, Maharashtra, India Large 5.75 inch pale-pink pseudomorph crystal of gem transparent calcite crystals coated with sparkling quartz ...

From Nasik District, Maharashtra, India Lustrous Large transparent yellow rhombohedral calcite crystal with textured striated crystal faces. Most o...

Beautiful specimen from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Several purple amethyst quartz crystals on matrix with epidote micro...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite. The Silver exhibits a well define...

From Bouismas Mine, Zagora, Morocco This is an exceptional example of well crystallized native Silver on Calcite with Cuprite crystals. The Silver ...

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

This substantial specimen from Gachala, Cundinamarca, Colombia, features an iron cross twin of goethite pseudomorph after pyrite. The pyrite is com...

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

From Shigar Valley, Skardu, Baltistan, Gilgit-Baltistan, Pakistan Large single crystal of transparent sherry colored Topaz with sharp complex basal...

This Quartz stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. This polished slice i...

Transparent green cubic fluorite crystals with slightly textured crystal faces that are composed of microscopic octahedral faces. The bright green ...

From Nasik District, Maharashtra, India Large lustrous cluster of an acicular sprays of scolectite crystals on pink stilbite. The scolecite crystal...

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

From Rio Grande do Sul, Brazil An aesthetic specimen of a gem transparent gypsum var. selenite crystal on druzy quartz amethyst matrix. The specime...

From Moscona Mine, Villabona District, Asturias, SpainAesthetic penetrating cubic formation of transparent to translucent golden yellow fluorite cr...