**Complimentary Specimens** As a gesture of appreciation, every winning lot above €50 will include one extra mineral, added entirely free of charge. For each additional €50, another complimentary specimen will be added. —————— Description: This tanzanite reveals itself as a compact yet expressive study of colour and texture, where soft lilac violet tones gently merge into deeper shades of cool blue, forming a naturally layered chromatic landscape within the crystal. The transition is subtle and organic, shaped entirely by geological processes, creating a bicolour expression that feels authentic and unforced. The crystal body displays an irregular but sculptural architecture, with naturally formed terminations and textured surfaces that catch and scatter light across its structure. As illumination moves through the specimen, delicate flashes of violet, periwinkle and muted indigo emerge, lending the piece a restrained but captivating internal glow. Despite its modest dimensions, this tanzanite carries a strong visual identity. Its balance of colour zoning, raw crystalline texture and natural form gives it a quiet authority, inviting prolonged observation. It stands equally as a refined collector specimen and as a compelling source of inspiration for future lapidary work, where character and narrative are paramount. Specifications: • Weight: 0.77 g • Weight in carats: 3.85 ct • Dimensions: 14 x 10 x 5 mm • Origin: Merelani Hills - Block D, Tanzania • Mineral: Tanzanite • Crystal form: Naturally formed crystal fragment with visible growth structure • Colour: Bicolour lilac violet with blue tonal variations • Colour zoning: Natural internal zoning, gradual and organic • Transparency: Translucent • Lustre: Vitreous to slightly silky • Condition: Natural, unpolished, untreated Notable Points: • Natural bicolour tanzanite displaying lilac violet tones transitioning into soft blue hues • Authentic internal colour zoning with smooth, non abrupt transitions • Sculptural crystal form shaped by natural growth rather than cleavage • Textured surfaces enhancing light interaction and internal reflections • Vitreous to silky lustre contributing to a soft, refined glow • Translucent body allowing depth and layering to be visually perceived • Visible growth features and natural inclusions confirming geological authenticity • Balanced proportions giving the specimen strong presence relative to its size • Untreated and unpolished state preserving original mineral character • Merelani Hills, Block D provenance, recognised for producing high quality tanzanite Collector Interest: Tanzanite specimens from Merelani Hills, Block D exhibiting natural bicolour zoning and expressive crystalline texture are increasingly scarce. This piece offers a harmonious balance of colour, structure and authenticity, appealing to collectors who value character, provenance and natural formation over uniformity or scale. Lapidary Potential: While already compelling as a natural specimen, this tanzanite also presents interesting lapidary possibilities. Its colour zoning and internal depth could translate into a distinctive small gemstone or artistic freeform cut, ideal for bespoke jewellery where individuality, story and origin take precedence over size. —————— Shipping and Handling: All orders are shipped by UPS express or National Express. • Dispatch time: within 1 to 2 business days after payment confirmation to Catawiki • Transit time with Express service: up to 3 business days within europe and worldwide • 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 colour of each specimen. No filters, colour enhancement, or artificial saturation were applied. The lighting setup uses a calibrated 5500K light source, which replicates neutral daylight and reveals the true tones and clarity of the mineral. Under weaker or more yellow indoor lighting, colours may appear slightly different, which is normal and expected. The purpose of this setup is to present each specimen exactly as it appears in balanced natural daylight, allowing buyers to appreciate its authentic colour and lustre 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