Pink Ridge Rainbow Sugar Amethyst — Los Catalanes, Uruguay — 134 g

A sculptural Uruguayan amethyst specimen featuring a sparkling “sugar druzy” surface across rounded, ridge-like formations. The crystal coating ranges from soft lavender and silvery lilac to deeper pink-purple within the recessed central pocket. Under directional light, countless microcrystal faces produce shifting prismatic flashes that give the piece its rainbow appearance.

The formation rises in overlapping botryoidal ridges surrounding a natural cavity, creating excellent depth and visual movement. A pale mineralized border frames the amethyst, while the cut host-rock back provides a striking geological cross-section and allows the specimen to sit attractively in its mounted display position.

This is an especially appealing example for collectors who enjoy unusual crystal textures, pastel coloration, sparkling druzy coverage, and the distinctive volcanic amethyst formations of northern Uruguay.

Specimen Details

• Mineral: Amethyst, a purple variety of quartz

• Formation: Pink-lavender sugar druzy over rounded ridges and a recessed pocket

• Locality: Los Catalanes, Artigas Department, Uruguay

• Weight: 134 grams

• Approximate dimensions: 2.5 × 1.5 × 3.5 inches

• Color: Pale lavender, pink-purple, silvery lilac, and deeper violet accents

• Luster: Bright vitreous druzy sparkle

• Display: Mounted upright on a fitted black display base

• Back: Cut host-rock surface

• Quantity: One unique specimen—the exact piece shown

Visual Highlights

• Dense sugar-like microcrystal coverage

• Layered pink and lavender ridges

• Natural central pocket with deeper coloration

• Strong sparkle across multiple viewing angles

• Subtle rainbow flashes under direct or moving light

• Attractive contrast between the crystalline face and cut geological back

• Sculptural upright presentation

Collector Notes

“Sugar amethyst” is a descriptive collector term for amethyst covered by exceptionally fine, closely packed quartz crystals. The tiny crystal faces reflect light independently, producing the glittering texture visible across this specimen.

Uruguayan amethyst formed within gas cavities in ancient basaltic lava flows. Over time, mineral-rich fluids deposited layers of chalcedony and quartz inside these cavities. Trace elements and natural irradiation produced the purple coloration associated with amethyst. The rounded ridges and recessed pocket preserve part of that original cavity structure.

Color and rainbow reflections may vary with the direction, intensity, and temperature of the lighting. Macro photographs emphasize the natural texture and fine crystalline detail. Minor irregularities, contacts, inclusions, and variations are normal characteristics of genuine mineral specimens.

Professionally packaged and shipped from Colorado.
You will receive the exact specimen shown.
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