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

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

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

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

From Rio Grande do Sul, Brazil Aesthetic formation of lustrous transparent purple amethyst quartz crystals in fan-shaped aggregate. These formation...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia   Double-sided cluster of translucent grape purple quartz agate in spherical formations wit...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia Double-sided cluster of translucent grape purple quartz agate in spherical formations with ...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia Double-sided cluster of translucent grape purple quartz agate in spherical formations with ...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia Double-sided cluster of translucent grape purple quartz agate in spherical formations with ...

From near Pantai Manakarra, Mamuju, Sulawesi, Indonesia Double-sided cluster of translucent grape purple quartz agate in spherical formations with ...

From Pamir Mountains, Badakshan, Afghanistan Beautiful gemmy purple Scapolite crystal on feldspar matrix. Scapolite crystal have excellent color an...

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 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 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 cryst...

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...