{"product_id":"zexclusive-polished-agate-geode-slice-red-carnelian-banding-chalcedony-core-collector-grade-natural-mineral","title":"zExclusive Polished Agate Slice Banded Carnelian Rind Gray Chalcedony — Collector Grade Mineral Specimen","description":"\u003cp\u003e\u003cstrong\u003ezExclusive | Collector-Grade Polished Agate Slice — Banded Carnelian \u0026amp; Gray Chalcedony\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis hand-selected mineral specimen presents a lapidary-polished cross-section of a natural silica nodule, revealing vivid carnelian-red banding that encircles a luminous, translucent gray chalcedony center. The contrast between the warm iron-oxide rind and the cool inner chalcedony is visually arresting — a pairing that is both geologically authentic and uncommonly striking for display or study.\u003c\/p\u003e\u003cp\u003eBoth polished faces exhibit mirror-quality clarity with no chips or cracks. The natural rough cortex is fully intact along the perimeter, preserving the organic character of the original nodule. Rare dendritic inclusions within the matrix add a layer of botanical-like detail that elevates this piece above standard lapidary stock — a genuine point of distinction for the discerning mineral collector or lapidary enthusiast.\u003c\/p\u003e\u003cp\u003eThe banding patterns and uneven outer cortex are consistent with naturally formed agate growth rings, and no artificial treatments or enhancements have been applied. This specimen weighs approximately 0.4 lbs, making it a substantial yet table-friendly display piece.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCollector's Note:\u003c\/em\u003e The union of high-saturation carnelian banding with a large translucent chalcedony core is atypical and increases rarity value. Suitable for mineral collections, natural history displays, or lapidary reference libraries. Condition rated Excellent.\u003c\/p\u003e","brand":"zexclusive","offers":[{"title":"Default Title","offer_id":55740282831140,"sku":"ZEX-00090","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0867\/4875\/8308\/files\/ZEX-00090_01.png?v=1784141019","url":"https:\/\/zebraindustries.net\/products\/zexclusive-polished-agate-geode-slice-red-carnelian-banding-chalcedony-core-collector-grade-natural-mineral","provider":"Zebra \u0026 Co.","version":"1.0","type":"link"}