Dark Amethyst Geode from Uruguay

A dark amethyst geode from Brazil with premium color depth. The slender, elongated column geometry displays the full color spectrum of the dark variety.

Dark amethyst varieties indicate high iron concentration in the original silica-rich solution and a slow crystallization rate. The Brazilian deposits in Rio Grande do Sul offer a wide color spectrum. Premium dark pieces are a selective choice.

The pronounced cavity height with a compact cross-section indicates an exceptionally large original geode volume. Dark color and block format together represent a deposit-specific collector's constellation.

Premium amethyst of this classification is on par with Uruguay Premium in terms of material value. Color depth is the main gemological quality criterion.

A Brazilian collector's item with premium color and museum-worthy volume.