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...

From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Parallel formation of amethyst crystals with great transparency and rich purple color w...

From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Parallel formation of amethyst crystals with great transparency and rich purple color w...

From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Single formation of amethyst crystals with great transparency and rich purple color wit...

From Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico. Two parallel formation of amethyst crystals on matrix, with great transparency and rich...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

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

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

This amethyst stalactite slice from Southern Paraná Basalt Basin, Artigas, Uruguay features a beautifully banded cross section. The gemstone is tra...

Stunning 21ct custom rectangular cut Ametrine gemstone, with it's rectangular step cut gives the stone it’s internal brilliance. This huge gemstone...

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

From Lonavala Quarry, Pune District, Maharashtra, India Lustrous transparent-to-translucent large green apophyllite crystals overgrown on matrix. T...

From Pashan Hill Quarry, Pune District, Maharashtra, India Sparkling cluster of green apophyllite crystals in a radiating formation on matrix lined...

Sparkling cluster of green apophyllite crystals in a radiating formation on matrix lined with creme-colored stilbite crystals in aggregates. The ap...

From Jalgaon, Aurangabad District, Maharastra, India Lustrous complex cluster of intersecting transparent colorless apophyllite crystals completely...

A huge, museum-quality geode displaying a wall of perfectly terminated pink Stillbite with white Apophyllite. This piece also shows two (2) perfect...