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Georgia Foteinou

Ópalo negro australiano – 4Ct – Juego de color rojo, verde, azul, naranja y amarillo – Corte cabujón redondeado

Este ópalo negro presenta una sinfonía de luz sobre fondo oscuro: destellos de rojo encendido, verde vibrante, azul profundo, naranja cálido y amarillo solar se despliegan en patrones vivos que cambian con cada ángulo de luz. Pulido en cabujón redondeado, su superficie refleja con nitidez cada fragmento de color, revelando una estructura interna de gran intensidad óptica.

Origen: Australia 

Peso: 4Ct

Forma: Cabujón redondeado

Juego de color: Rojo, verde, azul, naranja, amarillo – visible desde múltiples ángulos

Tratamiento: Sin tratar – 100% natural

Estado: Excelente – sin fracturas, pulido profesional

Este ejemplar no es solo una piedra: es una escena viva. Cada color es testimonio, cada reflejo una declaración de rareza. Ideal para engaste en joyería de autor o como pieza central en una colección de gemas con presencia y leyenda puedes ve un pequeño shorts abajo descripción:

- Medidas: 14x10x6mm
- Forma ovalada.
- Base oscura que realza los colores.
- Patrón de juego de colores dinámico.
- Color: Negro y Multicolor
- Peso: 4Ct

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Lightning Ridge, Australia

Opal AAA+++ Natural Black Opal - 4Ct- 0.8 g

Minerals & Meteorites

Reserve price

No reserve price

Buy now

Closing date

15 March

today

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Dimensions

Height

Width

Depth

Object

Raw mineral

Metaphysical stones

Carved mineral

Meteorite

Amber

Necklace

Nugget

Mineral cabochon

Bracelet

Pendant

Ring

Earrings

Chain

Necklace with pendant

2 piece jewellery set

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Muonionalusta meteorite

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Carving

3 piece jewellery set

Pallasite meteorite

Country of origin

Brazil

Madagascar

Afghanistan

Ethiopia

Pakistan

Australia

Tanzania

China

Uruguay

Morocco

Mexico

South Africa

DR Congo

Myanmar

Peru

Russia

Namibia

Dominican Republic

Indonesia

Material

Silver

Stone

Yellow gold

Gold-plated

Steel

Lapis Lazuli

Agate

Malachite

Gender

Unisex

Women

Condition

As new - unused

Natural

Excellent condition - barely used with minimal signs of wear

Enhanced

Good condition

Good condition - used with some signs of wear

Composed

Excellent condition

Very good condition - slightly used with small signs of wear

Good condition - used with small signs of aging & blemishes

Very good

Excellent condition: barely used with minimal signs of wear

Hand carved

Cast

Excellent

Reasonable

Period

Paleogene, Eocene (56 - 33.9 million years)

Neogene, Miocene (23.03 - 5.33 million years)

1990-2000

Paleogene, Oligocene (33.9 - 23.03 million years)

2020+

Cretaceous, Upper (100.5 - 66 million years)

1970-1980

Silurian (443.8 - 419.2 million years)

2023

1960-1970

1980-1990

Cretaceous, Lower (145 - 100.5 million years)

Ordovician (485.4 - 443.8 million years)

Cenozoic (66 - 0 million years)

2010-2020

2020

2022

2025

2026

1850-1900

2000-2010

Coral

Pearl

Opal

Amethyst

Lapis lazuli

Natural Pearl

Aquamarine

Freshwater cultured pearl

Mixed gemstones

Quartz

Turquoise

Ruby

Zircon

Chalcedony

Onyx

South Sea cultured pearl

Topaz

Jade

Carnelian

Blood Coral

Rhodolite

Akoya cultured pearl

Emerald

Citrine

Certification

No laboratory report

Antwerp Laboratory for Gemstone Testing (ALGT)

Gem Report Antwerp (GRA)

Gem research Swiss Lab (GRS)

GEM-TECH Istituto Gemmologico

CITES Appendix II - Annex B in the EU

Style

Art Deco

Modern

Vintage

Contemporary

Signature

Not signed

Baroque

Minerals & Meteorites

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Opal AAA+++ Natural Black Opal - 4Ct- 0.8 g

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