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

From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Transparent purple amethyst quartz crystal with lustrous crystal surfaces and rich purp...

From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Transparent purple amethyst quartz crystal with lustrous crystal surfaces and rich purp...

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

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

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

From Stanley Butte, San Carlos Indian Reservation, Graham County, Arizona Well crystallized, classic cluster of greenish-brown andradite garnet cry...

From Nuestra Señora del Carmen Mines, La Celia lamproite outcrops, Jumilla, Murcia, SpainLustrous interconnected purple-gray crystals with minor ma...

From Liufengshan Mine, Guichi, Chizhou, Anhui, China Sparkling blue azurite crystals on fibrous green malachite crystals. The azurite crystals are ...

From Ganzhou, Jinagxi, China Superb water-clear wedge-shaped barite crystals covering one face of tan-colored matrix. The barite crystals formed ov...

From Aurangabad, Maharashtra, India Large pale snow white pseudomorph crystal of gem transparent calcite crystals coated with sparkling barite micr...

From Mibladen, Haute Moulouya Basin, Zeida-Aouli-Mibladen belt, Midelt Province, MoroccoTranslucent golden cerussite crystals scattered over orange...

From Xianghualing Cassiterite Mine, 32 km north of Linwu, Hunan Province, China Large, museum-quality, cubic transparent blue fluorite crystals wit...

Milpillas Mine, Cuitaca, Sonora, Mexico Large cabinet specimen of acicular vivid green crystals of brochantite lining one side of gray matrix. The ...

This fascinating specimen formed when gemmy calcite crystals grew in the natural pocket formed by a buried fossil clamshell. The interior of the sh...

This fascinating specimen formed when gemmy calcite crystals grew in the natural pocket formed by a buried fossil clamshell. The interior of the sh...

From Bombay Quarry, Mumbai (Bombay), Maharastra, India Two large calcite on hemispherical formation of thin needle like colorless mesolite crystals...

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

From Aurangabad, Maharashtra, India Large pale snow white pseudomorph crystal of gem transparent calcite crystals coated with sparkling quartz micr...

From Wagholi Quarry, Maharashtra, India   Vibrant royal blue cavansite in a large spherical aggregate on druzy quartz quartz matrix.    369.7 grams...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco A large lustrous, transparent to translucent colorless sixling-twin cerussite crystal fr...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous translucent beige-colored bladed cerussite crystals that are repeatedly twinn...

From Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia Lustrous translucent beige-colored bladed cerussite crystals that are repeatedly twinn...

From Jalgaon District, Maharashtra, IndiaA sculptural stalactitic formation of blue chalcedony completely covered with sparkling druzy quartz cryst...