{"product_id":"aaa-diamond-apophyllite-on-blue-chalcedony-high-clarity-terminations","title":"AAA Diamond Apophyllite on Blue Chalcedony – High Clarity Terminations","description":"\u003cp\u003eAAA Diamond Apophyllite on Blue Chalcedony – High Clarity Terminations\u003c\/p\u003e\n\u003cp\u003eA high-grade diamond apophyllite cluster set on blue chalcedony, featuring sharp, glassy terminations with strong natural reflectivity and internal light play.\u003c\/p\u003e\n\u003cp\u003eThis piece shows a standout primary apophyllite crystal with well-defined faces and visible growth striations, surrounded by smaller secondary crystals across the matrix. The base consists of blue chalcedony, providing contrast between the microcrystalline silica and the larger, fully formed apophyllite crystals.\u003c\/p\u003e\n\u003cp\u003eThe clarity and structure here place this firmly in AAA grade, with excellent transparency, clean edges, and strong geometric formation.\u003c\/p\u003e\n\u003cp\u003e✨ Key Features\u003c\/p\u003e\n\u003cp\u003e📍 AAA grade apophyllite with high clarity\u003c\/p\u003e\n\u003cp\u003e📍 Prominent main crystal with sharp terminations\u003c\/p\u003e\n\u003cp\u003e📍 Secondary crystal cluster growth across matrix\u003c\/p\u003e\n\u003cp\u003e📍 Natural vertical striations on crystal faces\u003c\/p\u003e\n\u003cp\u003e📍 Blue chalcedony base (microcrystalline quartz)\u003c\/p\u003e\n\u003cp\u003e📍 Strong light reflection and internal sparkle\u003c\/p\u003e\n\u003cp\u003e📏 Dimensions\u003c\/p\u003e\n\u003cp\u003eSize: 4 cm x 3 cm\u003c\/p\u003e\n\u003cp\u003eWeight: 41 grams\u003c\/p\u003e\n\u003cp\u003e🔬 Geological \u0026amp; Scientific Notes\u003c\/p\u003e\n\u003cp\u003eApophyllite Group\u003c\/p\u003e\n\u003cp\u003eChemical Formula: KCa₄Si₈O₂₀(F,OH)·8H₂O\u003c\/p\u003e\n\u003cp\u003eMineral Class: Phyllosilicate\u003c\/p\u003e\n\u003cp\u003eCrystal System: Tetragonal\u003c\/p\u003e\n\u003cp\u003eHardness: 4.5–5 (Mohs)\u003c\/p\u003e\n\u003cp\u003eLustre: Vitreous (highly reflective)\u003c\/p\u003e\n\u003cp\u003eTransparency: Transparent to translucent\u003c\/p\u003e\n\u003cp\u003eApophyllite commonly forms in volcanic cavities, where mineral-rich fluids allow slow crystal growth, producing well-defined geometric structures.\u003c\/p\u003e\n\u003cp\u003eChalcedony Base\u003c\/p\u003e\n\u003cp\u003eChemical Formula: SiO₂\u003c\/p\u003e\n\u003cp\u003eStructure: Microcrystalline quartz\u003c\/p\u003e\n\u003cp\u003eProvides the host surface for crystal growth\u003c\/p\u003e\n\u003cp\u003e🧪 Formation Insight\u003c\/p\u003e\n\u003cp\u003eThis combination forms when:\u003c\/p\u003e\n\u003cp\u003eSilica-rich fluids create a chalcedony base\u003c\/p\u003e\n\u003cp\u003eLater mineral-rich fluids deposit apophyllite\u003c\/p\u003e\n\u003cp\u003eCrystals grow into open space, forming sharp terminations\u003c\/p\u003e\n\u003cp\u003e🧼 Care\u003c\/p\u003e\n\u003cp\u003eHandle with care (apophyllite is softer than quartz)\u003c\/p\u003e\n\u003cp\u003eAvoid knocks and pressure on crystal points\u003c\/p\u003e\n\u003cp\u003eClean gently with water and a soft brush\u003c\/p\u003e\n\u003cp\u003eDo not use harsh chemicals\u003c\/p\u003e\n\u003cp\u003e💬 Honest Note\u003c\/p\u003e\n\u003cp\u003eThis is a natural, untreated specimen.\u003c\/p\u003e\n\u003cp\u003eMinor inclusions, internal fractures, and matrix features are part of natural crystal growth and not defects.\u003c\/p\u003e","brand":"Crystal Ballerz","offers":[{"title":"Default Title","offer_id":53812944765269,"sku":null,"price":38.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1039\/9295\/1125\/files\/rn-image_picker_lib_temp_6001d65f-3a08-4ad8-8b36-c10216768e4d.jpg?v=1777818725","url":"https:\/\/crystalballerz.co.uk\/products\/aaa-diamond-apophyllite-on-blue-chalcedony-high-clarity-terminations","provider":"Crystal Ballerz","version":"1.0","type":"link"}