巴西珍贵的帝王托帕石 • 7.20 克拉 • 桃色与卓越的虹彩特征 - 高度: 16 mm - 宽度: 7 mm- 1.44 g - (1)

DESCRIPTION:
Like the warm glow of a peach touched by the last golden light of sunset, this exceptional Imperial Topaz from Ouro Preto reveals a remarkably refined natural colour combining peach, golden champagne and subtle reddish orange accents within a single transparent crystal. The tone is both delicate and richly expressive, becoming considerably warmer and more saturated where the crystal gains depth and creating an elegant chromatic architecture that changes beautifully with illumination.

Transparency is one of the strongest qualities of the specimen. Extensive areas of the elongated crystal remain remarkably clear, allowing light to travel deeply through the body and revealing impressive internal depth. Against this transparent peach coloured field, stronger golden and amber concentrations emerge naturally towards the lower portion, while local reddish orange zones introduce an additional level of colour complexity. These areas are best understood as part of the natural chromatic zoning of the crystal rather than as surface oxidation.

Its colour is particularly attractive because it does not behave as a single uniform tone. Under neutral illumination, the crystal displays a sophisticated Peach Champagne appearance, while stronger transmitted light activates warmer golden orange and reddish accents. Imperial Topaz from Ouro Preto can owe its colour to a complex interaction of structural colour centres and trace chromophores, and this specimen beautifully demonstrates how several related warm hues can coexist naturally within one crystal.

The morphology is equally impressive. The specimen preserves a substantial elongated prismatic habit with strong vertical development, well defined prism faces and a naturally formed termination. Fine longitudinal growth structures extend along the crystal and interact with the powerful vitreous lustre, creating bright linear reflections that emphasise its architecture. The termination adds further sculptural character, with several natural faces converging towards the upper section and producing changing flashes as the crystal is rotated.

Internally, natural growth features and reflective structures create additional optical movement without overwhelming the transparent central body. The contrast between highly transparent sections, warm peach colour, deeper golden concentrations and reddish orange zoning gives the specimen exceptional three dimensional depth. From different orientations, some areas appear almost champagne gold, while others reveal a distinctly richer peach and amber character.

Originating from Ouro Preto, Minas Gerais, the legendary locality internationally associated with Imperial Topaz, this substantial natural crystal combines rare peach colouration, strong transparency, rich vitreous lustre, preserved prismatic architecture and complex natural warm colour zoning. It is an unusually complete specimen in which colour, crystal form and provenance reinforce one another, giving the piece considerable aesthetic and collector presence.

SPECIFICATIONS:
• Weight: 1.44 g
• Weight in carats: 7.20 ct
• Dimensions: 16 × 7 × 6 mm
• Origin: Ouro Preto, Minas Gerais, Brazil
• Mineral species: Topaz
• Variety: Imperial Topaz
• Crystal system: Orthorhombic
• Crystal habit: Natural elongated prismatic crystal
• Termination: Naturally preserved multifaceted termination
• Colour: Peach Champagne with golden amber and reddish orange accents
• Colour distribution: Transparent peach body with locally intensified golden and reddish orange zoning
• Transparency: Transparent
• Clarity: Excellent transparency through extensive areas of the crystal
• Lustre: Strong vitreous lustre
• Optical behaviour: Warm colour intensification under transmitted and directional light
• Surface features: Natural prism faces with pronounced longitudinal growth structures
• Internal features: Natural growth features and reflective crystalline structures
• Chromatic features: Localised natural golden amber and reddish orange colour zoning
• Treatment: None
• Condition: Natural, unpolished and untreated crystal

NOTABLE POINTS:
• Rare Peach Champagne Colour
A sophisticated natural peach tone gives the crystal an immediately distinctive and highly refined appearance.
• Beautiful Warm Chromatic Zoning
Golden amber和 reddish orange concentrations create additional depth within the transparent peach body.
• Excellent Gem Quality Transparency
Large areas transmit light remarkably well, allowing the internal architecture and colour distribution to remain clearly visible.
• Strong Vitreous Lustre
Natural prism faces produce brilliant reflections that reinforce the crystal’s transparent and gem like character.
• Dynamic Colour Response
Directional and transmitted light intensify the warmer peach, golden orange and amber tones throughout the specimen.
• Impressive Natural Prismatic Architecture
The elongated crystal preserves strong vertical geometry and an elegant, highly recognisable topaz habit.
• Naturally Preserved Termination
Multiple natural faces converge across the upper section, completing the crystal with excellent structural character.
• Pronounced Longitudinal Growth Features
Fine vertical structures remain clearly visible along the prism faces and document its natural crystal development.
• substantial Collector Presence
Its generous natural proportions allow the colour, transparency and internal zoning to be appreciated particularly well.
• Legendary Ouro Preto Provenance
The specimen originates from the historic Brazilian locality internationally associated with the finest natural Imperial Topaz.

COLLECTOR’S INTEREST:
Imperial Topaz from Ouro Preto holds a privileged position among classic gemstone minerals, and crystals displaying attractive peach colour together with strong transparency and preserved natural morphology possess particular collector appeal. In this specimen, the refined Peach Champagne body is made considerably more individual by the natural golden amber and reddish orange concentrations visible through different areas of the crystal.

The combination of substantial proportions, excellent light transmission, strong vitreous lustre and a complete natural prismatic architecture gives the piece the presence expected from a premium collector specimen. Rather than relying on a single characteristic, its appeal comes from the interaction between rare warm colour, transparency, zoning, morphology and one of the most prestigious provenances associated with Imperial Topaz.

LAPIDARY POTENTIAL:
From a purely gemological perspective, the transparency, colour and substantial volume indicate excellent potential for selective faceting. However, any cutting would permanently remove the preserved natural prism, longitudinal growth structures and the original relationship between the peach body and its richer golden and reddish orange zones. In its present form, the specimen preserves the complete geological and chromatic architecture that gives it its strongest individuality and collector value.

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Photography and transparency:
All photographs are taken under controlled lighting conditions using a macro lens, carefully selected to present each specimen as accurately as possible.
No filters, colour enhancement, or artificial saturation are applied.
The lighting setup uses a calibrated 5500K light source, replicating neutral daylight to reveal natural tones, surface features, and internal characteristics. Under warmer or weaker indoor lighting, colours may appear slightly different, which is normal.
The purpose of this photographic process is documentation and representation, not visual enhancement. Images are intended to reflect the specimen faithfully as it appears under balanced natural light conditions.

Identification and ethics:
All specimens offered are natural and described to the best of our knowledge, based on direct sourcing, professional experience, and information provided by trusted suppliers working at the origin.
Every effort is made to ensure transparency and accuracy regarding identification, locality, and general characteristics, avoiding misleading statements about treatment, provenance, or nature.

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These charges are not included in the auction price or shipping cost and are determined by the buyer’s local authorities.

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Each piece is chosen for its individual qualities rather than speculative or financial considerations. We aim to provide a transparent, reliable, and consistent experience for collectors at all levels.

With gratitude,
GemPulse Minerals