欠点のないネオンピンクのコア・トルマリン • 1.55 ct • 圧倒的な幾何学的美と強烈な彩度 - Height: 7 mm - Width: 7 mm- 0.31 g - (1)

DESCRIPTION:
Like the heart of an exotic flower revealed as its petals unfold, this exceptional Watermelon Tourmaline from Minas Gerais opens inward through successive layers of colour, beginning with a vivid green outer frame, passing through a pale luminous halo and culminating in an intensely saturated pink centre. At its very heart, an even smaller geometric nucleus appears almost like a seed preserved inside the crystal, transforming the entire cross section into a remarkable natural composition of colour, symmetry and growth.

The outer zone displays a vivid and lively green that frames the entire specimen with remarkable freshness. Rather than appearing muted or subdued, this green remains expressive and full of life, creating a strong contrast against the colours that develop toward the centre. Its natural outline gives the slice a beautifully organic profile, while the green border acts almost like a luminous setting around the internal structure.

Moving inward, the colour softens into a lighter transitional halo where the crystal becomes paler and slightly whitish. This intermediate area plays an essential role in the beauty of the specimen, because it creates a gentle visual separation between the outer green and the intense central pink. Far from being visually empty, this zone enhances the sense of depth and makes the nucleus appear suspended within the crystal.

The core is the undeniable highlight of the piece. Rich, saturated and full of vitality, it displays an intense pink that shifts toward vivid hot pink and neon pink when light enters from behind. This dramatic optical response gives the centre exceptional energy and makes the specimen appear illuminated from within. The colour is not only strong, but also highly concentrated, creating a focal point of immediate collector appeal.

Within this already striking pink nucleus, an even more fascinating internal subnucleus becomes visible. Its shape shows a distinctly geometric hexagonal to slightly triangulated character, producing a rare and highly attractive structural feature at the heart of the slice. This internal core gives the specimen an added layer of precision and individuality, elevating it beyond a simple colour zoned tourmaline into a truly memorable natural cross section.

The overall form of the crystal slice is equally appealing. The section presents a compact triangular to softly rounded outline, which enhances the balance of the internal zoning and gives the specimen a particularly attractive display presence. Fine natural textures and growth features remain visible, reinforcing the authenticity of the piece and contributing additional mineralogical interest.

Originating from the famous pegmatites of Minas Gerais, Brazil, this specimen beautifully expresses everything collectors admire in premium Watermelon Tourmaline: strong and contrasting natural colour zoning, a vivid green rim, a luminous transitional halo, a highly saturated pink centre and a spectacular neon response under transmitted light. Combined with the remarkable internal subcore and the highly aesthetic crystal slice form, it offers a premium natural composition of exceptional beauty.

SPECIFICATIONS:
• Weight: 0.31 g
• Weight in carats: 1.55 ct
• Dimensions: 7 × 7 × 3 mm
• Origin: Minas Gerais, Brazil
• Mineral species: Tourmaline
• Variety: Watermelon Tourmaline
• Crystal system: Trigonal
• Form: Natural crystal cross section
• Crystal outline: Triangular to softly rounded natural profile
• Colour zoning: Concentric multistage zoning
• Outer zone colour: Vivid green
• Intermediate zone colour: Pale translucent to whitish
• Core colour: Intense vivid pink to neon pink under transmitted light
• Internal subcore: Distinct hexagonal to slightly triangulated inner nucleus
• Transparency: Translucent to locally transparent
• Lustre: Vitreous
• Internal features: Natural growth textures and reflective internal structures
• Surface features: Natural crystal slice with preserved structural character
• Treatment: None
• Condition: Natural, untreated crystal slice

NOTABLE POINTS:
• Premium Watermelon Tourmaline colour zoning
A vivid green rim, pale intermediate halo and intensely saturated pink core create a striking natural composition.

• Strong vivid green outer rim
The exterior zone displays lively green colour that frames the entire slice beautifully.

• Luminous transitional halo
A pale whitish inner zone separates the green and pink areas while adding depth and contrast.

• Intense pink central nucleus
The heart of the specimen shows rich, vivid pink colour with exceptional visual presence.

• Spectacular neon response under transmitted light
Backlighting activates the centre dramatically, shifting it toward brilliant neon pink.

• Distinct internal subnucleus
A smaller hexagonal to slightly triangulated inner core adds rarity, structure and collector appeal.

• Exceptional internal architecture
The concentric zoning is immediately readable and aesthetically balanced from edge to centre.

• Highly natural and expressive crystal slice
The specimen preserves its authentic natural structure while presenting outstanding display beauty.

• Attractive triangular rounded outline
The exterior shape complements the internal geometry and enhances the specimen’s visual identity.

• Excellent optical liveliness
Light reveals changing intensity and brings the full beauty of the zoning into sharp focus.

• Fine mineralogical character
Natural textures and internal features give the slice both scientific interest and aesthetic refinement.

• Distinguished Minas Gerais provenance
The specimen comes from one of the world’s most celebrated sources of fine Tourmaline.

COLLECTOR’S INTEREST:
Watermelon Tourmalines are especially desirable when the internal zoning is not only colourful, but also visually organised and instantly readable. This specimen stands out because each colour zone plays a clear and important role in the composition. The vivid green rim provides energy and contrast, the pale transitional zone introduces depth and refinement, and the intense pink centre creates an immediate focal point of exceptional strength.

What elevates the piece even further is the presence of the internal subnucleus, visible within the pink core as a smaller geometric centre with hexagonal to slightly triangulated form. Features of this kind give a specimen strong personality and make it especially compelling for collectors who appreciate natural growth structure as much as colour. Combined with its dramatic neon reaction under transmitted light, this is a slice with genuine premium character and immediate visual memorability.

LAPIDARY POTENTIAL:
Although the specimen already offers exceptional decorative appeal and could inspire a very striking jewellery concept, its greatest value lies in the preservation of its complete natural cross section. Any further cutting or reshaping would sacrifice the vivid green rim, the delicate pale transitional halo, the intensely saturated pink nucleus and the remarkable internal subcore that make the piece so distinctive.

In its current state, the slice preserves the entire story of its growth in a single view. That full natural architecture, together with its outstanding colour contrast and strong transmitted light response, makes it considerably more meaningful and more visually unique as a preserved collector specimen.

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Photography and transparency:
All photos were taken under controlled light conditions, carefully selected to reproduce the most accurate natural color of each specimen. No filters, color enhancement, or artificial saturation were applied. The lighting setup is used exclusively to represent the piece as it appears under neutral daylight, ensuring that buyers can appreciate its true tones and luster without distortion.

Identification and ethics:
All specimens offered are guaranteed natural and as described. Their origin and mineral identification are provided with the most accurate and reliable information available. Every effort is made to ensure that each piece is presented with full transparency, avoiding any misleading details regarding its nature, treatment, or provenance.

Customs and import taxes:
Any customs duties, import fees, or local taxes applied by the destination country are entirely the responsibility of the winning bidder. 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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Appreciation and commitment:
We sincerely thank you for your trust and preference. Our goal is to continuously bring you some of the most beautiful, unique, and exceptional mineral specimens from around the world. Each piece is carefully selected for its quality and character, ensuring that every purchase meets the highest standards. Your satisfaction and confidence are our top priorities, and we will always strive to exceed your expectations with every order.

With gratitude,
GemPulse Minerals