Rare Uruguayan Amethyst with Deep Yellow Calcite, Secondary Amethyst Crystal Growth, Museum Grade Mineral Specimen, Exact Piece

This rare Uruguayan mineral specimen features a striking natural combination of sparkling amethyst, deep yellow calcite, and beautiful secondary amethyst crystal growth formed over the calcite.

This is a One of a Kind / Exact Specimen listing. You will receive the exact piece shown in the photos and video.

Size & Weight

Approx. 120 × 120 × 100 mm / 4.72 × 4.72 × 3.94 in

Weight: approx. 1.8 kg / 3.97 lb

This specimen has a strong, sculptural display shape with a prominent deep yellow calcite crystal rising from a sparkling amethyst base. One of its most distinctive features is the secondary crystallization: delicate amethyst crystals have naturally grown over parts of the calcite, creating an unusual layered mineral formation.

The contrast between the translucent honey-yellow calcite, the silver-gray to lavender amethyst druzy surface, and the clear crystal overgrowth gives this piece a highly collectible appearance. Its size, weight, and unusual crystal relationship make it especially suitable for collectors who appreciate rare association specimens and display-quality mineral pieces.

This piece displays beautifully from multiple angles and has a strong presence on a shelf, desk, cabinet, studio display, or mineral collection stand.

Origin & Material

Origin: Uruguay

Material: Natural Amethyst and Calcite

Crystal Type: Amethyst / Calcite / Secondary Amethyst Overgrowth

Color: Lavender gray, soft purple, clear, white, and deep honey yellow

Formation: Natural amethyst cluster with deep yellow calcite and secondary amethyst crystal growth

Shape: Natural raw and unpolished mineral specimen

Style: Museum grade mineral specimen, collector crystal, natural home decor, and one of a kind display piece

Why You’ll Love It

Rare Uruguayan amethyst and calcite combination

Beautiful deep yellow calcite crystal centerpiece

Secondary amethyst crystal growth over calcite

Museum grade / collector-grade mineral specimen

Sparkling druzy crystal surfaces

Strong contrast of yellow, silver-gray, and soft purple tones

Large 1.8 kg display piece with excellent presence

Sculptural natural formation with display appeal

Interesting mineral relationship and layered crystal growth

Natural, untreated, and unpolished specimen

Exact specimen with no random selection

Natural Stone Note

This is a genuine natural mineral specimen. Natural cracks, internal veils, mineral inclusions, small cavities, uneven crystal growth, matrix areas, color zoning, rough edges, and natural surface marks may be visible.

These characteristics are part of the specimen’s natural formation and are not considered defects. Please review all photos and the video carefully and confirm the dimensions before ordering.

Colors may appear slightly different depending on lighting conditions and individual screen settings. The photos were taken to show the specimen’s appearance as accurately as possible.

Shipping

This specimen will be carefully packed with protective materials to help protect its natural crystal points and mineral formations during transportation.

Tracking information will be provided after shipment.

Product Safety

Warning: Choking hazard. Natural mineral specimens may contain small or fragile parts. Not suitable for children under 3 years old. Keep out of reach of infants and pets.

Handle with care. Natural crystals may have sharp edges, rough surfaces, or fragile points. Please handle gently to avoid injury or damage.

For decorative and collectible purposes only. This item is not a toy and should not be ingested.