{"product_id":"michigan-petoskey-stone-polished","title":"Michigan Petoskey Stone Polished 1 lb 10 oz Fossil Coral Display Specimen 4 Inch","description":"\u003cp\u003eThis Michigan Petoskey Stone is a polished 1 lb. 10 oz. fossil coral specimen measuring approximately 4 inches long, with clearly visible Hexagonaria coral patterns across its surface.\u003c\/p\u003e\n\u003cp\u003eThe substantial hand sized form, brown and olive gray coloring, dark centered coral cells, and glossy polished finish make it especially suited to a Michigan collection, rock and fossil cabinet, bookshelf, desk, or mantel display.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e \u003ca href=\"https:\/\/myreadingvintage.com\/collections\/michigan-great-lakes\" title=\"Polished Petoskey Stone\"\u003ePolished Petoskey Stone\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Type:\u003c\/strong\u003e Fossil coral display specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEra:\u003c\/strong\u003e Devonian fossil material, approximately 350 million years old\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Fossilized Hexagonaria coral stone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Brown, olive brown, gray, cream, and dark brown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaker and Mark:\u003c\/strong\u003e Natural specimen. No maker's mark\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePattern or Model:\u003c\/strong\u003e Hexagonaria percarinata coral pattern\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Polished natural history and lapidary display specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 4 inches long, 3 inches wide, and 2 inches tall\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Features:\u003c\/strong\u003e Weight 1 lb. 10 oz. Polished rounded form with repeating fossil coral cells, dark centers, radiating internal structure, and glossy surface finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCondition Grade: Very Good\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePositives\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGraded Very Good:\u003c\/strong\u003e The specimen is solid, fully polished, and presents clearly as a substantial display piece.\u003c\/li\u003e\n\u003cli\u003eThe polished surface has a strong gloss that makes the fossil pattern easy to see across multiple sides.\u003c\/li\u003e\n\u003cli\u003eNumerous coral cells remain clearly defined, including darker centers and fine radiating structures.\u003c\/li\u003e\n\u003cli\u003eThe large 1 lb. 10 oz. size gives the stone considerably more presence than the small beach pebble examples commonly encountered.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIssues \/ Wear\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNatural lines, small pits, color changes, and irregular areas are visible within the fossil material.\u003c\/li\u003e\n\u003cli\u003eThere are scattered small surface imperfections within the polished stone. These appear consistent with the natural fossil material rather than later damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCondition Grade Key\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNear Fine:\u003c\/strong\u003e Almost perfect. Very minor signs of age only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVery Good:\u003c\/strong\u003e Shows light use. Sound and attractive with minor flaws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGood:\u003c\/strong\u003e Complete and intact. Noticeable wear consistent with age and use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFair:\u003c\/strong\u003e Shows significant wear. Readable or usable but clearly used.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCollector's Notes\u003c\/h3\u003e\n\u003cp\u003ePetoskey Stones are fossil remains of colonial coral from Michigan's Devonian rock formations. Michigan named the Petoskey Stone its official state stone in 1965.\u003c\/p\u003e\n\u003cp\u003eIts Michigan connection makes this form especially relevant to fossil collectors, Great Lakes rockhounds, and buyers looking for a piece tied closely to the state's natural history.\u003c\/p\u003e\n\u003cp\u003eThis specimen weighs 1 lb. 10 oz. and shows the coral structure across a broad polished surface, giving the pattern room to be seen without magnification.\u003c\/p\u003e\n\u003cp\u003eIt is the kind of Michigan piece that works just as well on a bookshelf or mantel as it does in a fossil cabinet.\u003c\/p\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eShipping + Trust (Reading Vintage standards)\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e∙[\u003ca href=\"https:\/\/myreadingvintage.com\/pages\/shipping-policy\" title=\"reading Vintage shipping policy\"\u003ePhoto-verified condition\u003c\/a\u003e], no surprises\u003cbr\u003e∙Packed with our protective packaging standard\u003cbr\u003e∙Ships in 1 business day\u003cbr\u003e∙Free Shipping on $35+ (U.S. only)\u003c\/p\u003e\n\u003ch3\u003e\n\u003cmeta charset=\"utf-8\"\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eAll items are vintage and may show signs of age, wear, or use consistent with their history. Photos show the exact condition of each piece, please review them carefully, as they are part of the description.\u003c\/p\u003e\n\u003cp\u003eI do my best to capture colors accurately, but your monitor or device screen may display colors slightly differently from the actual item.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e\u003cbr\u003eThese pieces come from estate collections and have been surface cleaned. You may wish to perform additional cleaning depending on your preference.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"(https:\/\/myreadingvintage.com\/pages\/about-reading-vintage\" title=\"how creating vintage sources pieces\"\u003eHow Reading Vintage sources and grades every piece\u003c\/a\u003e\u003c\/p\u003e","brand":"Orders $35+ Ship Free","offers":[{"title":"Default Title","offer_id":48981559116031,"sku":"J 2–27–3167","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2503\/7976\/files\/Polished_Petoskey_Stone.jpg?v=1786223685","url":"https:\/\/myreadingvintage.com\/products\/michigan-petoskey-stone-polished","provider":"Reading Vintage","version":"1.0","type":"link"}