Description: This exceptional Phantom Stepped Fluorite from the Xianghualing Mine, Chenzhou Prefecture, Hunan Province, China, presents one of the most architecturally refined expressions of cubic fluorite growth. Resting above a translucent lavender purple matrix, multiple intergrown cubic crystals rise in a dense stepped arrangement, creating a natural geometric landscape that appears almost engineered rather than geological. The specimen resembles a miniature crystalline city skyline, where the cubic formations rise like translucent architectural towers emerging from the matrix itself. Successive generations of cubes appear stacked like buildings suspended in geological time, creating layered terraces and recessed platforms that give the entire structure an almost futuristic urban presence. What immediately distinguishes this specimen is not merely the abundance of cubes, but the sophistication of their morphology. The cube boundaries themselves are unusually refined. Rather than terminating in simple sharp intersections, many edges display flattened transitional surfaces and bevelled planar developments along the margins, giving the geometry a far more complex appearance than ordinary cubic fluorite. This creates a subtle faceting effect around the cube intersections, where light reflects not only from the principal faces, but also from the secondary planar surfaces developed during crystallisation. Under directional illumination, these surfaces generate a striking interplay of reflections and internal glow, shifting between icy lavender, pale lilac, and deeper violet saturation. The spectacular stepped architecture visible throughout the upper section is the result of hopper style stepped growth, a crystallisation phenomenon in which the outer edges of the cubes develop more rapidly than the centre of the crystal faces. During formation, mineral rich hydrothermal fluids underwent fluctuations in saturation, chemistry, and temperature, causing the crystal framework to grow progressively in successive terraces before the central areas could fully complete. The result is the extraordinary stair like geometry preserved across the specimen, where each cube appears suspended in an evolving sequence of crystalline construction. The designation “Phantom Stepped Fluorite” is particularly appropriate for this piece due to the visible internal phantom structures and geometric growth zones observable beneath several cube faces. Certain sections reveal subtle triangular formations suspended internally within the fluorite. These are not external markings, but natural internal structures associated with fluorite’s octahedral cleavage tendencies and successive crystallisation phases. Although fluorite externally crystallises in cubic habit, its internal structural organisation frequently follows octahedral orientations, producing these fascinating triangular phantom geometries trapped inside the crystal during pauses and renewals in growth. The purple colouration originates from natural colour centres generated by trace element substitutions and prolonged geological irradiation affecting the crystal lattice over immense timescales. Fluorites from Xianghualing are internationally admired for their ability to combine strong cubic geometry with elegant translucency, and this specimen demonstrates that balance beautifully. Areas of stronger violet concentration coexist with softer lavender transparency, allowing light to penetrate deeply into the stepped structure and reveal hidden internal architecture beneath the surface. Equally important is the balance between translucency and opacity. The specimen remains sufficiently translucent to expose internal zoning, phantom structures, and layered crystallisation, while still preserving strong colour integrity and visual depth. The surrounding matrix enhances the display quality further, functioning almost like a natural pedestal supporting the elevated cubic architecture above it. Viewed as a whole, this specimen represents far more than a simple fluorite crystal cluster. It is a preserved geological growth record where crystallography, hydrothermal evolution, colour chemistry, phantom development, and structural geometry coexist in remarkably readable form. The result is a highly sculptural collector specimen combining scientific importance with extraordinary visual presence. Specifications: • Weight: 9.72 g • Weight in carats: 48.60 ct • Dimensions: 23 x 21 x 19 mm • Origin: Xianghualing Mine, Chenzhou Prefecture, Hunan Province, China • Mineral: Fluorite • Variety: Phantom Stepped Fluorite • Crystal habit: Intergrown cubic crystals with hopper style stepped growth • Colour: Lavender purple to deep violet • Colour zoning: Natural internal zoning with phantom development • Transparency: Translucent to semi transparent • Lustre: Vitreous • Crystal morphology: Cubic crystals with bevelled planar edge developments • Internal structures: Triangular phantom formations and octahedral cleavage related growth features • Formation environment: Hydrothermal • Condition: Natural, untreated, unpolished specimen Notable Points: • Exceptional stepped cubic fluorite architecture with strong three dimensional development • Dense aggregation of intergrown cubes displaying hopper style stepped growth • Distinct phantom structures visible beneath several crystal faces • Rare internal triangular formations associated with octahedral cleavage geometry • Highly refined cube morphology with flattened and bevelled edge developments • Beautiful lavender purple saturation combined with deeper violet zoning • Strong translucency allowing observation of internal crystallographic structures • Complex light interaction producing layered internal glow effects • Natural hydrothermal growth terraces preserved with excellent clarity • Strong visual contrast between translucent cubic architecture and matrix base • Scientifically readable crystallisation sequence across multiple growth phases • Museum quality aesthetic combining geometry, transparency, zoning, and phantom development Collector’s Interest: This specimen possesses the precise combination of characteristics sought by advanced fluorite collectors: sharp cubic geometry, hopper style stepped growth, internal phantom development, and strong translucency. While many fluorites display attractive colouration, far fewer preserve such an architecturally coherent crystallisation sequence combined with visible internal structural phenomena. Particularly significant are the internal triangular phantom structures, which reveal the hidden octahedral tendencies within fluorite’s crystallographic system. These features provide a direct visual insight into the mineral’s growth mechanics and geological evolution, elevating the specimen beyond pure aesthetics into a highly educational crystallographic example. The Xianghualing Mine remains one of the world’s most respected fluorite localities, celebrated for producing specimens where colour and geometry coexist in exceptional balance. This piece stands out within that tradition due to the sophistication of its stepped cube architecture and the preservation of its internal phantom structures. Lapidary Potential: This specimen should remain entirely preserved in its natural state. Its value lies fundamentally in the integrity of its stepped cubic architecture, phantom structures, and crystallographic readability. Any cutting or polishing would irreversibly destroy the hopper style growth formations, internal triangular phantoms, and hydrothermal growth record that define the identity of the piece. Its highest and most authentic potential exists exclusively as a collector and display specimen, particularly under controlled directional lighting where the translucency, phantom geometry, and stepped cubic reflections become fully visible. —————— 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 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. 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 important. In the unlikely event of an issue such as loss, damage, or discrepancy, please contact us promptly through Catawiki’s messaging system. Each case is handled individually and fairly, with appropriate solutions offered when justified. Appreciation and commitment: We sincerely thank you for your trust. Our work focuses on careful selection, accurate representation, and respectful presentation of mineral specimens with character and interest. 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