{"product_id":"premium-natural-white-calcite-crystal-cluster-collector-specimen-irai-rio-grande-do-sul-brazil-4","title":"Premium Natural White Calcite Crystal Cluster Collector Specimen | Iraí, Rio Grande do Sul, Brazil","description":"\u003cp\u003e\u003cspan\u003eA striking, museum-quality cluster of sharp white scalenohedral calcite crystals from Iraí, Brazil, featuring a dynamic, radiating “jackstraw” arrangement on contrasting matrix. This specimen showcases the classic sculptural beauty and pristine formation that has made Iraí calcite world-renowned among collectors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003e🔁 AKA (Also Known As)\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDogtooth Calcite\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eScalenohedral Calcite\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNailhead Calcite (in some habits)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCalcite Flower (collector nickname)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e🌟 Highlights\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eExceptional scalenohedral crystal form with sharp, elongated points\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClassic Iraí locality—highly sought after and increasingly scarce\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrosted, semi-translucent white crystals with soft luster\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAesthetic multi-directional growth (“jackstraw” or radiating habit)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStrong display presence with natural contrast on matrix\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUV reactive (often glowing orange to pink depending on wavelength) \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e📏 Specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eMineral: Calcite (CaCO₃)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCrystal Habit: Scalenohedral\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eColor: Milky white to translucent\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLuster: Vitreous to slightly frosted\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTransparency: Translucent\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFormation: Cluster on matrix\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOrigin: Iraí, Rio Grande do Sul, Brazil\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003cspan\u003eDimensions: See product listing photos for exact measurements\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🧾 Detailed Description\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis superb Iraí calcite specimen features a captivating cluster of sharply terminated scalenohedral crystals rising in a dynamic, sculptural formation. Each crystal displays the classic elongated “dogtooth” geometry, with clean edges and subtle frosted faces that diffuse light beautifully.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe arrangement is especially striking—crystals intersect and radiate outward in a natural architectural composition, creating depth and movement from every viewing angle. The contrasting matrix beneath enhances the visual drama, grounding the bright calcite while emphasizing its luminous quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSpecimens from Iraí are prized for their aesthetic balance and crystal quality, often described as among the most displayable calcites in the world.\u003cspan class=\"Apple-converted-space\"\u003e  \u003c\/span\u003eThis piece embodies that reputation—clean, sculptural, and highly collectible.\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🌍 Locality\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIraí, Rio Grande do Sul, Brazil\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA globally recognized mineral locality, Iraí is especially famous for producing world-class calcite and amethyst specimens from volcanic geode systems.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🌋 Geological Formation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese calcites form within volcanic basalt cavities (geodes), where mineral-rich fluids precipitate calcite crystals in open spaces over time. Often associated with amethyst, quartz, and celadonite, these environments allow for exceptional crystal development.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🔬 Mineralogy Information\u003c\/span\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eChemical Formula: CaCO₃\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCrystal System: Trigonal\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHardness: 3 (Mohs)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCleavage: Perfect rhombohedral\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFluorescence: Often orange to pink under UV light \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e🔑 Key Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eIconic scalenohedral (“dogtooth”) crystal structure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRadiating, three-dimensional cluster growth\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClean terminations and minimal damage\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClassic basalt-hosted Brazilian formation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStrong collector and display appeal\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e🕰 Geological Era\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFormed during the Mesozoic Era, associated with the Paraná flood basalt volcanic events (~130–135 million years ago), which created extensive geode-bearing formations in southern Brazil.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🪨 Mineral Class\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCarbonate Minerals\u003c\/span\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🧱 Rock Formation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHosted in basaltic volcanic rock, often within geodes lined with quartz or amethyst crystals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e📖 Historical \u0026amp; Folklore Notes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCalcite has been used since ancient times in construction, carvings, and optical tools (notably Iceland spar for double refraction). In collector culture, Iraí calcite gained prominence in the late 20th century and became highly desirable due to its sculptural forms and limited availability bursts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e❤️ Why Collectors Love It\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRecognized “classic” locality with strong reputation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSculptural, artistic crystal arrangements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreasing scarcity from Iraí finds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAffordable entry into high-end mineral aesthetics (relative to rarity)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExceptional display presence from every angle\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e🖼 Display \u0026amp; Care Instructions\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDisplay in a stable, vibration-free location\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvoid prolonged exposure to moisture or acids (calcite is reactive)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClean gently with dry air or soft brush\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAvoid direct handling of delicate terminations\u003c\/span\u003e \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e📦 Shipping \u0026amp; Handling\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProfessionally packed using foam, double-boxing, and stabilization\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFully insured shipping\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTracking provided upon dispatch\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHandled with extreme care to preserve crystal integrity\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🔮\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA Metaphysical Nod\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSome believe calcite is a powerful amplifier of energy and clarity, often associated with cleansing stagnant energy and enhancing focus.\u003c\/span\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eChakras: Crown, Third Eye\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProperties: Clarity, amplification, energetic cleansing, spiritual growth\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuggested Mantra: “I see clearly and move forward with purpose.”\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWhite calcite in particular is often linked to higher awareness and mental clarity, making it a favorite among those seeking a sense of calm and alignment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e🏔 Why Trust Wandering Stones\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt Wandering Stones, every specimen is hand-selected for quality, authenticity, and story. We work directly with trusted global sources to bring you exceptional minerals that meet both collector standards and aesthetic excellence.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eYou’re not just buying a crystal—you’re adding a curated piece of Earth’s history to your collection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003ewhite calcite cluster, scalenohedral calcite, dogtooth calcite, calcite crystal Brazil, Irai calcite, Brazilian calcite specimen, calcite cluster on matrix, white calcite crystal, mineral specimen calcite, collector calcite, display calcite, calcite formation, raw calcite crystal, natural calcite specimen, calcite cluster Brazil, basalt matrix calcite, calcite geode mineral, crystal cluster decor, mineral collector piece, high quality calcite, translucent calcite, frosted calcite crystals, calcite crystal formation, museum calcite specimen, rare calcite Brazil, Irai mineral specimen, calcite from Brazil, crystal mineral display, geology specimen calcite, mineral collection piece, aesthetic calcite cluster, calcite crystal group, unique calcite formation, trigonal calcite crystals, carbonate mineral specimen, natural crystal decor, healing crystal calcite, white healing crystal, calcite energy stone, crown chakra crystal, third eye crystal, crystal for clarity, crystal for focus, energy cleansing crystal, metaphysical calcite, calcite mineral Brazil, authentic mineral specimen, premium calcite, rare mineral display, Brazilian crystal cluster, crystal home decor mineral, geological specimen Brazil, calcite cluster sculpture, natural art mineral, collector display crystal, mineral gift idea, white crystal cluster, crystal specimen natural, calcite collector item, unique mineral find, Brazilian basalt calcite, crystal shelf display, mineral cabinet specimen, high end mineral piece, crystal enthusiast gift, raw mineral decor, calcite energy amplifier, natural formation calcite, rare crystal Brazil, fine mineral specimen, calcite crystal art, rock and mineral specimen, collector quality calcite, Brazil mineral find, mineral lovers gift, calcite stone cluster, aesthetic mineral display, natural crystal cluster, healing mineral calcite, decorative mineral specimen, crystal cluster centerpiece, rare geology specimen, white mineral cluster, calcite formation Brazil, scalenohedral crystal cluster, unique calcite piece\u003c\/p\u003e","brand":"Wandering Stones","offers":[{"title":"Default Title","offer_id":43311942467643,"sku":"FR29","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0365\/5358\/8795\/files\/A6FAC588-BE32-4BCA-85E8-E26D6A319BB2.jpg?v=1774317281","url":"https:\/\/wanderingstones.com\/products\/premium-natural-white-calcite-crystal-cluster-collector-specimen-irai-rio-grande-do-sul-brazil-4","provider":"Wandering Stones","version":"1.0","type":"link"}