{"title":"Masterpiece","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eDiscover our \u003cstrong\u003eMasterpiece\u003c\/strong\u003e collection, an exclusive selection of the finest and most exceptional mineral specimens available at ITALMINERAL. This category brings together museum-quality pieces chosen for their outstanding crystal formation, rarity, size, color intensity and overall aesthetic impact — representing the absolute pinnacle of our entire inventory.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eEach specimen featured here has been individually selected for qualities that place it among the very best examples of its kind: exceptional crystal perfection, remarkable provenance, extraordinary size or a truly rare combination of species rarely found together. These are the pieces that define a serious collection, sought after by museums, institutions and the most discerning collectors worldwide.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eFrom flawless single crystals to breathtaking multi-mineral associations, the \u003cstrong\u003eMasterpiece\u003c\/strong\u003e collection showcases specimens that go beyond simple mineral identification — each one is a genuine work of natural art, formed over millions of years and preserved in its finest possible condition.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eBuilding a world-class mineral collection means owning pieces that stand above the rest. This category exists for exactly that purpose: to present the rarest, most beautiful and most significant specimens we have to offer, for collectors who accept nothing less than exceptional.\u003c\/p\u003e","products":[{"product_id":"lz-geode-malachite-0","title":"MALACHITE – Large BOTRYOIDAL Green Geode from Congo – Aesthetic Specimen","description":"\u003cp\u003eLarge natural Malachite specimen with intense green botryoidal formations and strong aesthetic impact. The piece shows dense microcrystalline surfaces with vivid emerald coloration and a well-preserved structure with no damage. Highly decorative and visually striking, suitable for mineral collections and interior display.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"617\" data-end=\"634\"\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"635\" data-end=\"650\"\u003eDimensions:\u003c\/strong\u003e 202 × 171 × 104 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"670\" data-end=\"681\"\u003eWeight:\u003c\/strong\u003e 2.383 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"691\" data-end=\"706\"\u003eProvenance:\u003c\/strong\u003e L’Étoile du Congo Mine, Lubumbashi, Haut-Katanga, DR Congo\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":44313726713965,"sku":null,"price":649.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260331182752.jpg?v=1776752854"},{"product_id":"lz-autunite-0","title":"URANIUM AUTUNITE – Yellow Crystal from Cuneo, Italy – Extremely Rare","description":"\u003cp data-start=\"384\" data-end=\"740\"\u003eRare Italian Autunite specimen from Montefallonio, Peveragno (Cuneo, Piedmont), a classic uranium-bearing locality. The specimen shows well-developed crystals with sharp faces and strong aesthetic quality, highly appreciated by advanced collectors. Excellent provenance and rarity make it a significant Italian uranium phosphate specimen.\u003cbr data-start=\"722\" data-end=\"725\"\u003e\u003c\/p\u003e\n\u003cp data-start=\"384\" data-end=\"740\"\u003e\u003cstrong\u003eMineral data:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"741\" data-end=\"857\"\u003e\n\u003cli data-section-id=\"d8cig\" data-start=\"741\" data-end=\"772\"\u003e\n\u003cstrong\u003eDimensions: \u003c\/strong\u003e54 × 38 × 21 mm\u003c\/li\u003e\n\u003cli data-section-id=\"1vdtlsk\" data-start=\"773\" data-end=\"792\"\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 46.94 g\u003c\/li\u003e\n\u003cli data-section-id=\"ut0uvy\" data-start=\"793\" data-end=\"857\"\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Montefallonio, Peveragno, Cuneo, Piedmont, Italy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":44316672360557,"sku":null,"price":349.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/AGC_20240228_221902920.webp?v=1772305399"},{"product_id":"lz-matryoshka-calcite-usa","title":"CALCITE “MATRYOSHKA” – Large 12cm Orange Calcite Crystal from Missouri, USA","description":"\u003cp\u003eLarge natural orange Calcite “Matryoshka” crystal from Sweetwater Mine, Reynolds County, Missouri, USA. Exceptional museum-quality specimen over 12 cm with nested calcite growth and sharp crystal faces. \u003cbr\u003e\u003cbr\u003e\u003cstrong data-start=\"470\" data-end=\"487\"\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"488\" data-end=\"503\"\u003eDimensions:\u003c\/strong\u003e 142 x 140 x 93 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystal Size:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan\u003e~\u003c\/span\u003e\u003c\/strong\u003e120 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"522\" data-end=\"533\"\u003eWeight:\u003c\/strong\u003e 1294 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"541\" data-end=\"556\"\u003eProvenance:\u003c\/strong\u003e Sweetwater Mine, Reynolds County, Missouri, USA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":44420141154413,"sku":null,"price":399.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/imgi_372_AGC_20240909_191142037.jpg?v=1772665369"},{"product_id":"lz-gypsum-italy-54-0","title":"GYPSUM \"SWORD\" – Giant Natural Swallow-Tail Crystal (54.5 cm), Italy","description":"\u003cp\u003eExceptional natural Gypsum \"Sword\" crystal from the Fiorini Quarry, San Lazzaro di Savena, Bologna, Emilia-Romagna, Italy. A unique single crystal measuring over 54 cm, displaying the classic swallow-tail crystal habit, excellent transparency, brilliant luster and beautiful golden-yellow coloration. Historic 1960s discovery. \u003cbr\u003e\u003cbr\u003e\u003cstrong data-start=\"669\" data-end=\"686\"\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"687\" data-end=\"702\"\u003eDimensions:\u003c\/strong\u003e 545 x 65 x 27 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"720\" data-end=\"731\"\u003eWeight:\u003c\/strong\u003e 1721 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"739\" data-end=\"754\"\u003eProvenance:\u003c\/strong\u003e Fiorini Quarry, San Lazzaro di Savena, Metropolitan City of Bologna, Emilia-Romagna, Italy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45388928614509,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20231029171737.jpg?v=1782597497"},{"product_id":"af-black-quartz-pyrite-dolomite-romania","title":"BLACK QUARTZ – Very Dark Smoky Quartz with golden PYRITE and DOLOMITE, Romania","description":"\u003cp\u003eNatural Quartz, Dolomite and Pyrite specimen from Cavnic Mine, Maramureș County, Romania. Impressive large cluster featuring dark quartz crystals coated by light dolomite and metallic golden pyrite, creating a strong three-color contrast and exceptional aesthetic impact. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"674\" data-end=\"691\"\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"692\" data-end=\"707\"\u003eDimensions:\u003c\/strong\u003e 236 x 240 x 109 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"727\" data-end=\"738\"\u003eWeight:\u003c\/strong\u003e 4227 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"746\" data-end=\"761\"\u003eProvenance:\u003c\/strong\u003e Cavnic Mine, Cavnic, Maramureș County, Romania\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45388990513261,"sku":null,"price":419.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260331183224.jpg?v=1782603317"},{"product_id":"barite-honey-colored-transparent-crystals-with-phantoms-from-rio-bacchera-sardinia-italy","title":"BARYTE – Honey-Colored Transparent Crystals with Phantoms from Rio Bacchera, Sardinia, Italy","description":"\u003cp\u003eExceptional natural Barite from the famous Rio Bacchera Quarry, Nuxis, Sardinia, Italy. Outstanding collector specimen featuring delicate honey-colored crystals with remarkable transparency, beautiful internal phantoms and a prominent main crystal rising above the cluster. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"812\" data-end=\"829\"\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"830\" data-end=\"845\"\u003eDimensions:\u003c\/strong\u003e 77 x 59 x 53 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"862\" data-end=\"873\"\u003eWeight:\u003c\/strong\u003e 252 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"880\" data-end=\"895\"\u003eProvenance:\u003c\/strong\u003e Rio Bacchera Quarry, Nuxis, Sardinia, Italy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45424984424557,"sku":null,"price":449.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260215161545.jpg?v=1783141477"},{"product_id":"fa15-torbernite-dr-congo-0","title":"URANIUM TORBERNITE – Extremely Rare Green Crystal Cluster from Shinkolobwe Mine, DR Congo","description":"\u003cp\u003eA striking natural (Naturally low-level radioactive) Torbernite specimen showing well-developed tabular crystal growth in an intense, deep green color. The crystal surfaces are clean and well-defined, offering excellent aesthetic appeal for display or study. This piece comes from the historic and now officially closed Shinkolobwe Mine in the Democratic Republic of Congo, one of the most famous uranium localities in the world, adding a strong collectible and historical value to the specimen.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 92 x 59 x 43 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 154 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Shinkolobwe Mine, Kambove Territory, Haut-Katanga Province, Democratic Republic of Congo\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45453729136749,"sku":null,"price":399.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260307222449.jpg?v=1783944830"},{"product_id":"fa15-vivianite-bolivia","title":"VIVIANITE – Large Doubly Terminated Green-Blue Crystal, Morococala Mine, Bolivia","description":"\u003cp\u003eA superb, fully natural vivianite specimen from the legendary Morococala Mine in Bolivia, featuring a large doubly terminated crystal in deep blue-green tones growing directly from the matrix. The crystal faces are sharp and lustrous, creating a striking contrast against the host rock — a scenographic piece for advanced collectors and display.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 85 x 59 x 25 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 107 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Morococala Mine, Santa Fé District, Oruro, Bolivia\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45453941899373,"sku":null,"price":389.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260213214741.jpg?v=1783945962"},{"product_id":"fa15-vivianite-brasile","title":"VIVIANITE – Deep Green 14cm Crystal, São Gabriel da Cachoeira, Brazil","description":"\u003cp\u003eA striking single crystal of Vivianite from the legendary Cabeça do Cachorro claim in the Brazilian Amazon, one of the most exciting phosphate mineral discoveries of recent years. This 14 cm crystal displays an intense, saturated green color with excellent transparency, and its well-defined crystal faces catch the light beautifully, emphasizing the gemmy quality and natural luster of this fragile phosphate species. Specimens from this remote, hard-to-reach Amazonian locality are produced in very limited quantities, making pieces of this size and clarity genuinely desirable for both serious collectors and mineral display enthusiasts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 146 x 34 x 20 mm (14 cm crystal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 70 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Cabeça do Cachorro claim, São Gabriel da Cachoeira, Amazonas, Brazil\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45453949501549,"sku":null,"price":699.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260217202322.jpg?v=1783946079"},{"product_id":"fa15-quarzo-fume-grosso-italia-0","title":"SMOKY QUARTZ – Huge 22cm Cluster, 4kg, Mont Blanc, Aosta Valley, Italy","description":"\u003cp\u003eA truly impressive smoky quartz cluster from the legendary Mont Blanc massif, showcasing numerous well-formed crystals with sharp, well-defined faces and an intense, elegant smoky-brown tone. The sheer size and crystal quality make this a standout piece for high-level mineral collections, coming from a locality where crystal collecting has been restricted since 2008, adding further rarity to every specimen still in circulation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 220 x 140 x 203 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 4048 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Aiguille Noire de Peuterey, Mont Blanc, Aosta Valley, Italy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45456677797997,"sku":null,"price":750.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260325182524.jpg?v=1784018810"},{"product_id":"lz-quarzo-romania-3","title":"SMOKY QUARTZ \u0026 PINK DOLOMITE – Huge Citrine-Toned Cluster, Cavnic, Romania","description":"\u003cp\u003eA museum-grade cactus quartz specimen showcasing more than 300 natural citrine crystals emerging from a striking pink dolomite matrix, recovered from the historic Cavnic Mine in Maramureș County, Romania. The specimen displays an exceptional contrast between the smoky-golden quartz and the pale pink carbonate crust, with virtually no damage reported to the crystal tips.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 34.4 x 24.4 x 18.9 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 16.302 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Cavnic Mine, Cavnic, Maramureș County, Romania\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45456864903277,"sku":null,"price":1499.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260331181557.jpg?v=1784024053"},{"product_id":"nov2025-fluorite-marocco-0","title":"FLUORITE – 30cm Museum Size, Huge Crossed Crystals Studded with Quartz, Morocco","description":"\u003cp\u003eAn extraordinary museum-size Fluorite specimen from the renowned Tounfit locality in Morocco, showcasing a spectacular formation of interlocking cubic crystals in a rich, uniform deep violet color. The impressive scale of this piece allows full appreciation of the sharp crystal faces and the classic modified-cube habit typical of this famous Moroccan deposit, making it a striking centerpiece for any serious mineral collection or exclusive interior display.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMineral Data:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 300 x 230 x 160 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 8197 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Tounfit Caïdat, Boumia Cercle, Midelt Province, Drâa-Tafilalet Region, Morocco\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ITALMINERAL","offers":[{"title":"Default Title","offer_id":45457115971693,"sku":null,"price":2999.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/files\/IMG20260325185528.jpg?v=1784032236"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/8027\/6333\/collections\/IMG20260325185528.jpg?v=1785512452","url":"https:\/\/www.italmineral.com\/collections\/masterpiece.oembed","provider":"ITALMINERAL","version":"1.0","type":"link"}