South American Minerals - By Price: Highest to Lowest

From San Eugenio, Artigas Dept., Uruguay   Museum quality specimen gem-quality 14" scalenohedral crystal of golden Calcite centered on matrix lined...

From San Eugenio, Artigas Dept., Uruguay   Museum quality specimen gem-quality 10" scalenohedral crystal of golden Calcite centered on matrix lined...

From San Eugenio, Artigas Dept., Uruguay   Heres a large museum quality cluster of several stalactitic formations of scintillating gem amethyst cry...

From San Eugenio, Artigas Dept., Uruguay Unusual 7'' elongated rhombic calcite crystal with modified terminations on gem amethyst crystal matrix. T...

This specimen is a large, museum quality piece of Colombian Copal Amber. It is some of the highest quality amber in the world. Copal Amber is geolo...

This beautiful specimen is from Piedra Parada, Las Vigas de Ramirez, Veracruz, Mexico.   Aesthetic parallel formation of gem amethyst crystals on m...

From San Eugenio, Artigas Dept., Uruguay   Large 7'' x 3.5" scalenohedral crystal of calcite on amethyst matrix accented by isolated cluster of col...

From San Eugenio, Artigas Dept., Uruguay Large 6'' sharp scalenohedral crystal of Calcite centered on matrix of grape purple translucent to transpa...

The Campo del Cielo refers to a group of iron meteorites or to the area where they were found situated on the border between the provinces of Chaco...

From San Eugenio, Artigas Dept., Uruguay   Large 7'' x 3" scalenohedral crystal of calcite on amethyst matrix accented by isolated cluster of color...

From San Eugenio, Artigas Dept., Uruguay   Large 6'' scalenohedral transparent calcite sceptor crystal on matrix  with lustrous translucent grape p...

From Milpillas Mine, Cuitaca, Sonora, Mexico   This specimen has lustrous rich blue wedge-shaped azurite crystals inter-grown partially covering on...

From San Eugenio, Artigas Dept., Uruguay Large 11'' scalenohedral crystal of calcite on amethyst matrix. The calcite crystal shows fully terminated...

AAA-quality, large Brazilian Citrine clustered geode lined with large lustrous, transparent to translucent, golden citrine quartz crystals. This be...

From San Eugenio, Artigas Dept., Uruguay Unusual 7'' elongated rhombic calcite crystal with modified terminations on gem amethyst crystal matrix. T...

Lustrous transparent powder blue thin pyramidal crystals in parallel formations on matrix inter grown with several isolated crystals of calcite in ...

Perfect gem-quality large golden yellow scalenohedral crystal of Calcite centered on matrix lined with grape purple translucent to transparent top-...

Perfect gem-quality large golden yellow scalenohedral crystal of Calcite centered on matrix lined with grape purple translucent to transparent top-...

From San Eugenio, Artigas Dept., Uruguay Large 6'' sharp scalenohedral crystal of Calcite centered on matrix of  purple translucent to transparent ...

From San Eugenio, Artigas Dept., Uruguay   Sharp crystal cluster in a parallel formation of scalenohedral calcite crystals on matrix  with lustrous...

From San Eugenio, Artigas Dept., Uruguay Large 7'' scalenohedral crystal of calcite on amethyst matrix accented by isolated cluster of colorless qu...

Perfect gem-quality large golden yellow scalenohedral crystal of Calcite centered on matrix lined with grape purple translucent to transparent top-...

An exceptional cluster of hexagonal crystals of bright red Vanadinite. This beautiful specimen has a glassy luster wrapping around one side of its ...

This well defined, intersecting crystal cluster of metallic luster Tetrahedrite crystals. This specimen has sharp form with highly reflective cryst...