{"product_id":"michigan-puddingstone-jasper-conglomerate-specimen","title":"Michigan Puddingstone — Jasper \u0026 Quartz Conglomerate Specimen","description":"\u003cp\u003eA natural Michigan Puddingstone (Jasper Conglomerate) — a geological specimen formed by nature over millennia. Rounded, colorful jasper and quartz pebbles are embedded within a sandy matrix, creating the distinctive speckled appearance that gives this stone type its common name.\u003c\/p\u003e\n\u003cp\u003eThis specimen shows the characteristic geological composition: cream, tan, white, and rust-toned pebbles held together by a sandy binding matrix. The colors and mineral variations are entirely natural—shaped by glacial movement and time.\u003c\/p\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e Natural mineral specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Puddingstone (Jasper Conglomerate)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComposition:\u003c\/strong\u003e Rounded jasper and quartz pebbles in sandy matrix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e\u003ca href=\"https:\/\/myreadingvintage.com\/collections\/michigan-great-lakes\" title=\" Michigan collection\"\u003e Michigan (glacially deposited from Canadian formations)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eState:\u003c\/strong\u003e Natural, unpolished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 4\" H × 5\" L × 4\" W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2 lbs. 14 oz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarkings:\u003c\/strong\u003e None — natural geological formation only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGeological Background\u003c\/h3\u003e\n\u003cp\u003eMichigan Puddingstone is a conglomerate formed by ancient glacial activity. During the ice ages, glaciers from Canadian shield formations moved across the region, carrying rounded pebbles of jasper and quartz. These pebbles became embedded in sandy sediment and, over time, were cemented together by natural processes into the solid stone we see today.\u003c\/p\u003e\n\u003cp\u003eThe result is a unique natural mosaic—each specimen shows its own arrangement of colors and pebble sizes, making no two pieces identical. The name \"Puddingstone\" comes from the visual resemblance to a pudding studded with fruit or nuts.\u003c\/p\u003e\n\u003ch3\u003eCondition Grade: Excellent\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCharacteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNatural, unpolished surface showing original glacial character\u003c\/li\u003e\n\u003cli\u003eClear definition between pebbles and matrix\u003c\/li\u003e\n\u003cli\u003eGood color variation: cream, tan, white, yellow, rust tones\u003c\/li\u003e\n\u003cli\u003eSolid, stable specimen with no significant fractures or damage\u003c\/li\u003e\n\u003cli\u003eInteresting pebble distribution and mineral variety visible throughout\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eSee all photos for detail — sold as pictured.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Collectors Value Puddingstone\u003c\/h3\u003e\n\u003cp\u003eMichigan Puddingstone appeals to geology enthusiasts, mineral collectors, rock hounds, educators, and anyone interested in glacial history and natural formation. Each specimen is visually distinctive and tells a story of ice age geological processes.\u003c\/p\u003e\n\u003cp\u003eThese pieces make meaningful additions to mineral collections, educational displays, or simply as a tactile connection to Michigan's geological past. The weight, color variation, and pebble arrangement create visual and tactile interest.\u003c\/p\u003e\n\u003ch3\u003eShipping + Trust (Reading Vintage standards)\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e∙Photo-verified condition (\u003ca title=\"shipping policy\" href=\"https:\/\/myreadingvintage.com\/pages\/shipping-policy\"\u003eno surprises\u003c\/a\u003e)\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\u003cdiv class=\"description\"\u003e\n\u003ch3\u003eDisclaimer\u003cbr\u003e\n\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\u003e\u003ca title=\"about reading vintage\" href=\"https:\/\/myreadingvintage.com\/pages\/about-reading-vintage\"\u003eWhile I do my best\u003c\/a\u003e to capture colors accurately, 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\u003c\/div\u003e","brand":"Orders $35+ Ship Free","offers":[{"title":"Default Title","offer_id":48653307412735,"sku":"A4–T8–2882","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2503\/7976\/files\/Michigan_Puddingstone_Jasper_Quartz.jpg?v=1781111413","url":"https:\/\/myreadingvintage.com\/products\/michigan-puddingstone-jasper-conglomerate-specimen","provider":"Reading Vintage","version":"1.0","type":"link"}