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

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

From Nasik District, Maharashtra, India Large lustrous cluster of intersecting acicular sprays of scolectite crystals with matrix. The scolecite cr...

From Nasik District, Maharashtra, India Large lustrous cluster of intersecting acicular sprays of scolectite crystals with matrix. The scolecite cr...

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

From Cave of Swords, Gibraltar Mine, Naica District, Chihuahua, Mexico Doubly-terminated selenite crystal, the transparent colorless variety of the...

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

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

This AAA quality Smoky Quartz cluster from Mina Gerais, Brazil is natural and lustrous, with varying crystal sizes. Hues range from translucent to ...

This AAA quality Smoky Quartz cluster from Mina Gerais, Brazil is natural and lustrous, with varying crystal sizes. Hues range from translucent to ...

Transparent cubo-octahedral purple fluorite crystals isolated across its matrix lined with micro barite crystals. The fluorite has been internal ph...

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

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...

From Cave of Swords, Gibraltar Mine, Naica District, Chihuahua, Mexico Doubly-terminated selenite crystal, the transparent colorless variety of the...

From Cave of Swords, Gibraltar Mine, Naica District, Chihuahua, Mexico Doubly-terminated selenite crystal, the transparent colorless variety of the...

From Cave of Swords, Gibraltar Mine, Naica District, Chihuahua, Mexico Doubly-terminated selenite crystal, the transparent colorless variety of the...

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

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

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

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

From Nasik District, Maharashtra, India Large lustrous cluster of intersecting acicular sprays of scolectite crystals with matrix. The scolecite cr...

This AAA quality Smoky Quartz cluster from Mina Gerais, Brazil is natural and lustrous, with varying crystal sizes. Hues range from translucent to ...

From Cave of Swords, Gibraltar Mine, Naica District, Chihuahua, Mexico Doubly-terminated selenite crystal, the transparent colorless variety of the...