Description: Like a vivid crimson heart suspended within a crystalline boundary, this Watermelon Tourmaline slice reveals a remarkably organised concentric structure where colour, transparency and growth history remain preserved with exceptional clarity. At first glance, the eye is immediately drawn towards the intensely saturated red nucleus that dominates the centre of the specimen with remarkable strength and presence. Rich crimson red serves as the primary colour expression, while flashes of vivid ruby red and raspberry red emerge depending on the angle of observation and lighting conditions. The result is a core that appears almost illuminated from within, displaying both depth and vitality. One of the most fascinating characteristics of this specimen is the presence of an isolated red chromatic concentration positioned away from the principal nucleus. Although not sufficiently developed to be classified as a secondary core, this detached red feature represents a rare and highly attractive growth phenomenon, recording a localised concentration of colour during the crystal’s formation. This unusual detail contributes significantly to the individuality of the slice and enhances its collector appeal. Encircling the central nucleus is a delicate translucent halo that forms a clean and highly legible transition between the core and the surrounding structure. This intermediary zone softens the chromatic transition while simultaneously increasing the visual separation between the intense centre and the exterior portions of the crystal. Beyond this halo develops the outer rim, displaying a refined moss green colouration. Rather than presenting a highly saturated green, this zone exhibits a softer and more elegant green character, creating a harmonious contrast against the powerful crimson nucleus. Under transmitted light, the green becomes increasingly luminous while retaining its restrained and sophisticated appearance, allowing the red core to remain the dominant focal point. The slice preserves its natural geometry exceptionally well. Fine longitudinal growth striations remain visible along portions of the outer boundary, while subtle internal growth features contribute additional depth and authenticity. The zoning remains remarkably clear throughout the specimen, allowing each chromatic stage to be appreciated individually while maintaining a cohesive visual composition. This is a Watermelon Tourmaline where colour zoning achieves a rare balance between intensity and elegance. The combination of a powerful crimson nucleus, a translucent transitional halo, a refined moss green perimeter and an unusual detached red growth feature creates a specimen with exceptional visual identity and mineralogical interest. Specifications: • Weight: 0.43 g • Weight in carats: 2.15 ct • Dimensions: 9 × 8 × 3 mm • Origin: Minas Gerais, Brazil • Mineral species: Tourmaline • Variety: Watermelon Tourmaline • Crystal system: Trigonal • Form: Natural crystal slice • Core structure: Intense crimson red central core • Special feature: Isolated red chromatic concentration outside the principal nucleus • Colour zoning: Concentric zoning • Colour sequence: Crimson red core, translucent halo, moss green outer rim • Transparency: Translucent to locally transparent • Lustre: Vitreous • Surface features: Natural growth striations and internal growth textures • Treatment: None • Condition: Natural, intact slice Notable Points: • Intense crimson red central core with exceptional saturation The nucleus displays remarkable colour concentration and remains the dominant visual element under all lighting conditions. • Rare isolated red chromatic feature outside the principal core A detached red concentration records an unusual growth event and contributes significantly to the individuality of the specimen. • Exceptionally clear concentric zoning architecture The transitions between the various chromatic zones remain highly legible and visually balanced. • Refined moss green outer rim The exterior zone provides elegant contrast while preserving harmony with the stronger central colours. • Well developed translucent halo The intermediary zone creates depth and enhances the readability of the overall zoning pattern. • Strong optical performance under transmitted light Backlighting increases luminosity throughout the slice while preserving excellent colour separation. • Excellent contrast between red and green colour families The relationship between warm and cool tones creates strong visual impact without appearing excessive. • Natural crystal slice preserving original growth geometry The specimen retains the authentic structure generated during crystal formation. • Visible longitudinal growth striations Natural surface features provide additional mineralogical interest and confirm the unaltered nature of the slice. • High transparency and internal readability Light penetrates effectively through the structure, revealing internal details and growth textures. • Distinctive collector identity The unusual detached red feature separates this specimen from more conventional Watermelon Tourmaline slices. • Outstanding photogenic qualities The zoning remains expressive and visually striking across a wide variety of lighting conditions. Collector’s Interest: Watermelon Tourmalines displaying well defined concentric zoning have long been appreciated by collectors, yet specimens combining a strongly saturated crimson nucleus with an isolated detached red chromatic feature remain distinctly uncommon. What makes this example particularly compelling is the clarity with which each growth stage can be observed, allowing the crystal’s developmental history to remain fully visible. The vivid red nucleus immediately commands attention, while the translucent halo and moss green perimeter provide balance and sophistication. The detached red concentration introduces an additional element of rarity and individuality that is seldom encountered in comparable material. For collectors seeking highly expressive Watermelon Tourmalines with unusual growth characteristics and exceptional visual identity, this specimen offers a particularly attractive combination of aesthetics and mineralogical interest. Lapidary Potential: Although the material possesses attractive colour and useful transparency, any cutting or reshaping would permanently destroy the concentric zoning and the isolated red growth feature that define the specimen’s uniqueness. The value of this piece lies in the preservation of its natural architecture, where the complete chromatic system remains visible and intact. As a collector specimen, it offers a far richer visual and geological narrative than any faceted result could preserve.. ——————— Shipping and Handling: All orders are shipped by Portuguese National Post and UPS • Dispatch time: within 1 to 3 business days after payment confirmation to Catawiki • Transit time service: between 2 to 5 business days within europe and worldwide, depending on destination national post. • A tracking number is always provided 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. Guarantee and resolution: Customer satisfaction is a priority. In the event of any issue, such as loss, damage, or discrepancy, please contact us immediately through Catawiki’s messaging system. We will always find a fair and suitable solution, including refund, replacement, or other commercial arrangements whenever justified. 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