{"product_id":"ammonite-fossil-half-inlaid-with-ammolite-gemstone","title":"Ammonite Fossil Half Inlaid with Stunning Muti-color Ammolite Gemstone","description":"\u003ch2\u003eAn Ammonite Fossil Half Inlaid with Multi-Color Ammolite — Fossil Specimen \u0026amp; Organic Gemstone in One Object\u003c\/h2\u003e\u003cp\u003eThis is the most compositionally extraordinary ammonite in the collection — a fossil ammonite half that has been worked by a lapidary artist to inlay multi-color ammolite gemstone into the spiral chambers in a swirling pattern, creating an object that is simultaneously a genuine Mesozoic fossil and a work of gemological art. Ammolite — the iridescent, play-of-color organic gemstone derived from the fossilized shells of Cretaceous ammonites — is one of only three organic gemstones recognized by the World Jewellery Confederation (CIBJO), alongside amber and pearl. In this specimen, ammolite has been inlaid back into an ammonite fossil half, completing a geological circle: the gemstone derived from ammonite shells returned to the fossil form from which it originates. The result is a singular object of exceptional rarity, visual complexity, and cultural resonance.\u003c\/p\u003e\u003ch2\u003ePaleontological \u0026amp; Gemological Profile\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmonite Fossil Half:\u003c\/strong\u003e A genuine Mesozoic ammonite fossil — extinct cephalopod mollusks of the subclass Ammonoidea — cut and polished to reveal the internal spiral geometry, suture lines, and chamber structure of the original shell; the fossil half provides the architectural framework into which the ammolite inlay is set\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmolite:\u003c\/strong\u003e An organic gemstone composed of the iridescent aragonite shell material of fossilized Cretaceous ammonites, primarily \u003cem\u003ePlacenticeras meeki\u003c\/em\u003e and \u003cem\u003ePlacenticeras intercalare\u003c\/em\u003e from the Bearpaw Formation of Alberta, Canada; ammolite’s play-of-color — the shifting of spectral light across the surface — is produced by the diffraction of light through thin layers of aragonite platelets of varying thickness, each layer reflecting a different wavelength of light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCIBJO Recognition:\u003c\/strong\u003e Ammolite is one of only three organic gemstones recognized by the World Jewellery Confederation (CIBJO) — alongside amber and pearl — reflecting its rarity, gemological significance, and the exceptional quality of its optical properties\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Color Play-of-Color:\u003c\/strong\u003e The ammolite inlay in this specimen displays multiple spectral colors — the full range of play-of-color from red through orange, yellow, green, and blue; the specific colors present in any ammolite specimen depend on the thickness of the aragonite platelet layers; red and green are most common, blue and violet are rarest and most valuable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlay Construction:\u003c\/strong\u003e The ammolite has been set into the spiral chambers of the ammonite fossil half in a swirling pattern by a lapidary artist — a process requiring precise cutting, fitting, and setting of the gemstone material within the fossil matrix; the result integrates the two materials into a single unified composition\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFossil Geometry:\u003c\/strong\u003e The logarithmic spiral of the ammonite — related to the golden ratio (φ ≈ 1.618) — provides the geometric framework for the ammolite inlay; the swirling pattern of the inlay follows and amplifies the natural spiral geometry of the fossil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 5.5″ H × 8.25″ W × 3.5″ D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1,078 g (~2.4 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHistorical \u0026amp; Cultural Significance\u003c\/h2\u003e\u003cp\u003eAmmolite has been used by the Blackfoot (Niitsitapi) people of the northern Great Plains for centuries — called \u003cem\u003eIniskim\u003c\/em\u003e (buffalo stone), ammolite ammonites were considered sacred objects of great power, used in ceremonies to call buffalo herds and ensure successful hunts; they are among the most sacred objects in Blackfoot spiritual tradition. The Bearpaw Formation of Alberta — the primary source of gem-quality ammolite — was formed in the Western Interior Seaway, the shallow inland sea that divided North America during the Cretaceous period; the ammonites that produced ammolite lived in this sea approximately 71–75 million years ago. Ammolite was first recognized as a gemstone by the CIBJO in 1981, making it one of the newest officially recognized gemstones in the world. The lapidary tradition of inlaying gemstones into fossil matrices connects this piece to the ancient art of \u003cem\u003epietra dura\u003c\/em\u003e — the Italian tradition of inlaying semi-precious stones into decorative objects — and to the Mughal and Florentine traditions of hardstone inlay that produced some of the most celebrated decorative art objects in human history.\u003c\/p\u003e\u003ch2\u003eMetaphysical \u0026amp; Energetic Properties\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmolite (Iniskim):\u003c\/strong\u003e In Blackfoot tradition, ammolite ammonites are among the most powerful sacred objects known — associated with abundance, protection, and the life force of the buffalo; in contemporary crystal traditions, ammolite is associated with luck, prosperity, and the activation of the full spectrum of life energy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Spectrum Play-of-Color:\u003c\/strong\u003e Ammolite’s shifting spectral colors — red through violet — are associated with the activation of all chakras simultaneously; the full-spectrum play-of-color is considered a physical manifestation of complete energetic wholeness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmonite Spiral:\u003c\/strong\u003e The logarithmic golden ratio spiral grounds and focuses the ammolite’s expansive, multi-spectral energy into a coherent geometric form — associated with evolution, growth, and the unfolding of cosmic order\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeological Circle:\u003c\/strong\u003e The return of ammolite gemstone to the ammonite fossil form from which it originates creates a complete energetic cycle — associated in many traditions with wholeness, completion, and the unity of origin and expression\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLapidary Art:\u003c\/strong\u003e The human craft of the inlay adds an intentional creative energy to the natural geological and biological energies of the fossil and gemstone — a convergence of natural and human creative intelligence\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDisplay \u0026amp; Care\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e The fossil half is self-supporting — display on a stable flat surface with the ammolite inlay facing the primary viewing direction; position near a directional light source to activate the play-of-color across the ammolite surface; the iridescence shifts dramatically with viewing angle and light direction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCleaning:\u003c\/strong\u003e Wipe the ammolite surface with a soft, dry lint-free cloth only; avoid water on the ammolite inlay — ammolite is aragonite and can be damaged by prolonged moisture; wipe the fossil matrix with a soft, slightly damp cloth if needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvoid:\u003c\/strong\u003e Water immersion, ultrasonic cleaners, chemical solvents, acidic or alkaline cleaners, and abrasive cloths on any surface; avoid thermal shock — sudden temperature changes can stress the inlay setting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e Ammolite has a Mohs hardness of 3.5–4.5 — significantly softer than quartz; handle with care and avoid contact with harder surfaces that could scratch the gemstone inlay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlay Integrity:\u003c\/strong\u003e The ammolite inlay is set within the fossil matrix — avoid impact or pressure on the inlay surface; if the inlay shows any signs of loosening, consult a lapidary specialist before further display or handling\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rare Earth Gallery","offers":[{"title":"Default Title","offer_id":44258674606169,"sku":"AmlH10-MKZ","price":4850.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/9096\/0473\/files\/2e07de512f694a6cb7203cc8466f1d62_a87a0f98-3195-49dc-97e6-2fcda533c257.jpg?v=1785449646","url":"https:\/\/earthlytreasuresgallery.com\/products\/ammonite-fossil-half-inlaid-with-ammolite-gemstone","provider":"Earthly Treasures Gallery","version":"1.0","type":"link"}