{"title":"Fossil Coral \u0026 Cnidarian Fossils","description":"\u003cp\u003eExplore fossil coral and other cnidarian specimens preserved from ancient marine environments. Discover horn coral, colonial coral and beautifully preserved fossil specimens that offer a glimpse into reefs and ocean ecosystems that existed hundreds of millions of years ago.\u003c\/p\u003e","products":[{"product_id":"fossil-horn-coral","title":"Horn Coral - Fossil Specimen","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eLocality\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: Utah, U.S.A.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eEra\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e: Paleozoic \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e\u003cspan\u003eHorn Coral had plenty of tentacles sticking out to gather their food and plankton from the seawater. The tentacles made a flower like appearance. \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDuring the Paleozoic Era, there were so many horn corals that they helped to create reefs on the ocean floor.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe oldest of the Rugosa corals are found in rocks from the Ordovician Period. Many species evolved during the Paleozoic Era. As a group they flourished until the Permian Period when they became extinct along with most living things during the Great Permian Extinction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eGeographic Age\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: 250 mya - 500 mya\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eSize approximately\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: 98mm x 38mm x 35mm\u003cbr\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 164g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003ci data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003eThe right stone will intuitively be selected for you.\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e","brand":"Utah, U.S.A.","offers":[{"title":"Default Title","offer_id":41415070711978,"sku":"FOSHORCORG","price":15.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/products\/Fossil-Horn-Coral_3.jpg?v=1632344305"},{"product_id":"red-horn-coral-rough-fossil-kamas-utah-usa","title":"Red Horn Coral - Fossil Rough","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eLocality\u003c\/b\u003e: \u003cspan data-mce-fragment=\"1\"\u003eKamas area, Summit County, Utah, U.S.A.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eDescription\u003c\/strong\u003e: This is one of my favourite stones. The red agatized coral is most often cut with cross cuts to reveal the cell structure bursting out from the center... It can be cut length-wise and also looks very articulated and detailed that way too, but not symmetrical.\u003cbr\u003eThis stone is incredibly difficult to get because it ahs all been surface picked at the site and the government wont allow people to dig there anymore. Therefore... it is in a way \"exhausted\".\u003cbr\u003eIt is fossilized horn coral.\u003c\/p\u003e\n\u003cp class=\"p1\" data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eChemical Composition\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e: SiO2\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eGrade\u003c\/strong\u003e: Semi Precious\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eAppearance\u003c\/strong\u003e: Translucent\/ Opaque\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eInclusions: \u003c\/strong\u003eThey grey is calcite and wanders throughout the stone as it wishes. The cells within the grey may be agatized sometimes, but I'd call this an inclusion because it is softer than the red agatized areas.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCost per Gram\u003c\/strong\u003e: $0.40\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cb data-mce-fragment=\"1\"\u003eSize \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003eapproximately 1 pc\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e: 42mm x 28mm x 20mm\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eWeight approximately 1 pc\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e: 72g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\" data-mce-fragment=\"1\"\u003e\u003ci data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRough is rough. We do our best to grade and describe pieces in the lot, but ultimately, they all differ.\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e","brand":"Utah, U.S.A.","offers":[{"title":"Gram","offer_id":42534629703850,"sku":"REDHORNCORALROUGH","price":0.5,"currency_code":"CAD","in_stock":true},{"title":"250 grams","offer_id":45085440999594,"sku":"","price":125.0,"currency_code":"CAD","in_stock":false},{"title":"Kilogram","offer_id":44134458359978,"sku":"","price":500.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/products\/Red-Horn-Coral-Rough-Lapidary_12.jpg?v=1645417083"},{"product_id":"petoskey-stone-rough-michigan-usa","title":"Petoskey Stone - Fossil Rough","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eLocality\u003c\/b\u003e: Traverse Group, Michigan, U.S.A.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eDescription\u003c\/strong\u003e: Two million year old glaciers ripped through the Petoskey stone deposits and spread them throughout Michigan. They can be found in gravel pits and along beaches there if you're lucky. Petoskey stone deposits are fossilized Rugose Coral.\u003c\/p\u003e\n\u003cp class=\"p1\" data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eChemical Composition\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e: CaCO\u003csub\u003e3\u003c\/sub\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eGrade\u003c\/strong\u003e: Lapidary Grade\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eAppearance\u003c\/strong\u003e: Opaque\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eInclusions\u003c\/strong\u003e: The surface will often have some waste due to pitting. Some areas have great patterns, others do not. Usually 80% is aesthetic pattern.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCost per Gram\u003c\/strong\u003e: $0.10\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cb data-mce-fragment=\"1\"\u003eSize \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003eapproximately 1 pc\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e: 8cm x 6.5cm x 3.5cm\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eWeight approximately 1 pc\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e: 195g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\" data-mce-fragment=\"1\"\u003e\u003ci data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eRough is rough. We do our best to grade and describe pieces in the lot, but ultimately, they all differ.\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e","brand":"Michigan, U.S.A.","offers":[{"title":"Gram","offer_id":43230460608682,"sku":"","price":0.12,"currency_code":"CAD","in_stock":true},{"title":"250 grams","offer_id":45066437132458,"sku":"","price":30.0,"currency_code":"CAD","in_stock":false},{"title":"Kilogram","offer_id":45066437165226,"sku":"","price":120.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/products\/Petoskey-Stone-Rough_9.jpg?v=1660076356"},{"product_id":"slipper-coral-fossil-morocco","title":"Slipper Coral - Fossil Specimen","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eLocality\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e: likely Erfoud–Rissani \/ Tafilalt, Morocco\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eEra\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e:\u003cspan data-mce-fragment=\"1\"\u003e Paleozoic \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cb data-mce-fragment=\"1\"\u003eGeological Age\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e: 420 mya\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eDescription\u003c\/strong\u003e:\u003cstrong data-mce-fragment=\"1\"\u003e \u003c\/strong\u003eSlipper corals are an extinct order of corals which had a flowerlike appearance. They were related to jellyfish. These corals look like little Arabian slippers with a bit of a curve at the top. They are quite dull in colour. \u003cbr\u003eThe unique shape represents the growth of the animal: the exoskeleton flared out as the animal grew. These corals laid flat on the seabed with the apex (the tip of the shoe) pointing into the current. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eSmall\u003cbr\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e: 3cm x 3.5cm x 1.5cm \u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 7g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb data-mce-fragment=\"1\"\u003eLarge \u003cbr\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003e: 4cm x 4.5cm x 2cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 20g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eQuantity\u003c\/strong\u003e: 1pc\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\" data-mce-style=\"font-weight: 400;\"\u003e\u003ci data-mce-fragment=\"1\"\u003eWe do our best to buy quality products- although not every rock is the same. If you choose to purchase the \"staff pick option\", we will select the best of the batch for you. Otherwise, it will be at random from the larger batch we have in stock.\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Morocco","offers":[{"title":"Small \/ Standard","offer_id":43372022792362,"sku":"","price":7.5,"currency_code":"CAD","in_stock":true},{"title":"Small \/ Staff Pick","offer_id":43372022825130,"sku":"","price":8.5,"currency_code":"CAD","in_stock":true},{"title":"Large \/ Standard","offer_id":43372022857898,"sku":"","price":10.0,"currency_code":"CAD","in_stock":true},{"title":"Large \/ Staff Pick","offer_id":43372022890666,"sku":"","price":12.5,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/products\/Slipper-Coral-Fossil_10.jpg?v=1665515969"},{"product_id":"coral-cut-base-fossil","title":"Fossil Coral - Cut Base Carving","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eLocality\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: Assa-Zag, Guelmim-Oued Noun, Morocco\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eEra\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e:\u003cspan data-mce-fragment=\"1\"\u003e Early Pennsylvanian\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cb data-mce-fragment=\"1\"\u003eGeological Age\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: 320 mya\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e: Fossilized \u003cspan data-mce-fragment=\"1\"\u003eCorals are a unique class of gemstones they are actually marine animals that have had their skeletons fossilized and preserved. \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eFossilized coral is \u003c\/span\u003ea natural gemstone that is created when prehistoric coral is gradually replaced with agate. \u003cspan data-mce-fragment=\"1\"\u003eThe proper name for this process is called \"agatized coral\" or \"agatized fossil coral.\" Fossilization is a slow process that can take up to 20 million years to occur.\u003cbr\u003e\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eAgate, has a silicon dioxide composition of SiO2 and is a variety of naturally occurring chalcedony--or microcrystalline quartz- so technically it is no longer a true coral.\u003cbr\u003eAccording to metaphysical beliefs, fossil coral is a grounding stone good for bringing about change. Some believe coral carries a restorative energy, while Agate is traditionally associated with balance and stability. \u003cbr\u003e \u003cbr\u003eOur cut base coral fossils are stunning and can be \u003c\/span\u003eplaced explicitly in various locations throughout your home. They are a beautiful soft grey spattered with darker grey spot throughout it surface. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eSmall\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\u003cb data-mce-fragment=\"1\"\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: 8cm x 6.5cm x 4cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 375g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eMedium\u003cbr\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: 9cm x 7cm x 4.5cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 415g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eLarge\u003cbr\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e: 11cm x 7.5cm x 5.5cm\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 570g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1pc\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"font-weight: 400;\" data-mce-style=\"font-weight: 400;\"\u003e\u003ci data-mce-fragment=\"1\"\u003eWe do our best to buy quality products- although not every rock is the same. If you choose to purchase the \"staff pick option\", we will select the best of the batch for you. Otherwise, it will be at random from the larger batch we have in stock.\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Morocco","offers":[{"title":"Small \/ Standard","offer_id":44291892904106,"sku":"","price":65.0,"currency_code":"CAD","in_stock":false},{"title":"Small \/ Staff Pick","offer_id":44291892936874,"sku":"","price":70.0,"currency_code":"CAD","in_stock":false},{"title":"Medium \/ Standard","offer_id":44291892969642,"sku":"","price":75.0,"currency_code":"CAD","in_stock":true},{"title":"Medium \/ Staff Pick","offer_id":44291893002410,"sku":"","price":80.0,"currency_code":"CAD","in_stock":true},{"title":"Large \/ Standard","offer_id":44291893035178,"sku":"","price":85.0,"currency_code":"CAD","in_stock":true},{"title":"Large \/ Staff Pick","offer_id":44291893067946,"sku":"","price":90.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/products\/Coral-CutBase-Fossil-Morocco_2.jpg?v=1677010848"},{"product_id":"horn-coral-fossil","title":"Horn Coral - Fossil Specimen","description":"\u003cp\u003e\u003cb\u003eLocality\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: Illinois, U.S.A.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEra\u003c\/b\u003e: Paleozoic\u003cbr\u003e\u003cb\u003ePeriod\u003c\/b\u003e: Carboniferous\u003cbr\u003e\u003cb\u003eGeological Age\u003c\/b\u003e: approximately 359 to 299 mya\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e:\u003cstrong\u003e \u003c\/strong\u003eThis Horn Coral fossil from Illinois, USA is a striking remnant of prehistoric marine life that lived during the Carboniferous Period of the Paleozoic Era, about 359 to 299 million years ago. Belonging to the now-extinct Rugosa order, horn corals are known for their distinctive cone-shaped skeletons and radial internal structure. These solitary corals once lived on shallow seafloors, extending their tentacles to catch plankton in ancient inland seas that covered much of North America during this vast span of Paleozoic time.\u003c\/p\u003e\n\u003cp data-start=\"693\" data-end=\"1133\"\u003eFossils like this are commonly found in the sedimentary layers of the Illinois Basin, a region rich in Paleozoic marine deposits. The mineralized remains offer a glimpse into early reef-building life long before dinosaurs roamed the Earth. With their fossilized ridges and natural symmetry, horn corals are both scientifically significant and visually intriguing—perfect for collectors, educators, or anyone fascinated by Earth’s deep past.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: 15mm x 14mm x 8mm\u003cbr\u003e\u003cstrong\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 2g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1pc\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003ci\u003eWe do our best to buy quality products- although not every rock is the same. If you choose to purchase the \"staff pick option\", we will select the best of the batch for you. Otherwise, it will be at random from the larger batch we have in stock.\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Illinois, U.S.A.","offers":[{"title":"Standard","offer_id":46710887022762,"sku":"","price":3.0,"currency_code":"CAD","in_stock":true},{"title":"Staff Pick","offer_id":46710887055530,"sku":"","price":4.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/files\/HornCoral-Fossil-3.jpg?v=1746126206"},{"product_id":"coral-fossil","title":"Coral - Fossil Specimen","description":"\u003cp\u003e\u003cb\u003eLocality\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: \u003cspan\u003eAssa-Zag, Guelmim-Oued Noun, Morocco\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEra\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e:\u003cspan\u003e Paleozoic\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cb\u003eGeological Age\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: Approximately 320 mya\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e: This striking fossil specimen hails from the windswept desert near Assa Zag, in Western Sahara, Morocco. Preserved in ancient limestone, the fossilized coral displays the characteristic radial patterning of \u003cem data-start=\"336\" data-end=\"351\"\u003eActinocyathus\u003c\/em\u003e sp.—a now-extinct genus of rugose coral. These corals, sometimes called “horn corals” due to their tapered shape, were solitary marine animals that thrived during the late Paleozoic Era.\u003c\/p\u003e\n\u003cp data-start=\"540\" data-end=\"1021\"\u003eAt approximately 320 million years old, this coral dates to the Carboniferous Period, a time when much of the world’s current desert regions were submerged under warm, shallow seas. The fossil preserves skeletal structures composed of calcite that have withstood eons of geological pressure. While the exact locality's stratigraphy is still under study, the fossil's formation offers a rare glimpse into prehistoric reef systems that predate the dinosaurs by over 75 million years.\u003c\/p\u003e\n\u003cp data-start=\"1023\" data-end=\"1302\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThese specimens are collected from the surface deposits of Morocco’s southern fossil beds—regions that are known for yielding well-preserved Paleozoic marine life. A true conversation piece for paleontology enthusiasts or collectors seeking authentic ancient lifeforms.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: 10cm x 7cm x 5cm\u003cbr\u003e\u003cstrong\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 225g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1pc\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003ci\u003eWe do our best to buy quality products- although not every rock is the same. If you choose to purchase the \"staff pick option\", we will select the best of the batch for you. Otherwise, it will be at random from the larger batch we have in stock.\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Morocco","offers":[{"title":"Standard","offer_id":46716873867434,"sku":"","price":35.0,"currency_code":"CAD","in_stock":true},{"title":"Staff Pick","offer_id":46716873900202,"sku":"","price":40.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/files\/Coral-Fossil-3.jpg?v=1746125469"},{"product_id":"cystoid-fossil-napoleon-indiana-usa","title":"Cystoid - Fossil Specimen","description":"\u003cp\u003e\u003cb\u003eLocality\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: Osgood Shale, Napoleon, Indiana, U.S.A.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEra\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e:\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eSilurian\u003cbr\u003e\u003c\/span\u003e\u003cb\u003eGeological Age\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: Approximately 43\u003cspan\u003e0 to 428 mya\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e:\u003cstrong\u003e \u003c\/strong\u003eStep back over 420 million years with this specimen of Holocystites scutellatus silurian, an extinct marine organism belonging to the cystoid class of echinoderms. Cystoids are close relatives of modern crinoids and sea urchins but had their own distinctive, often geometric body structures. This fossilized specimen, originating from Silurian-aged deposits, captures the unique textured plates and globular shape that defined these fascinating early sea creatures. Each fossil is a relic of a long-vanished ecosystem, offering a glimpse into Earth's dynamic evolutionary history.\u003c\/p\u003e\n\u003cp\u003eThe Silurian Period (approximately 443–419 million years ago) was a critical time in the development of complex marine life. Oceans teemed with new forms of coral, jawless fish, and various shelled organisms, and cystoids like Holocystites scutellatus occupied shallow seabeds. Their robust, calcite-based exoskeletons allowed them to fossilize beautifully, with many specimens still displaying detailed plate sutures and the subtle ornamentation of their theca (main body). Fossils of this quality are highly sought after by collectors, educators, and museums alike for their scientific importance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eApproximate Size of 1 piece\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\"\u003e: 3cm x 2cm x 1cm\u003cbr\u003e\u003cstrong\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 10g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cb\u003eApproximate Size of 1 piece\u003c\/b\u003e: 3.5cm x 2.5cm x 1.5cm\u003cbr\u003e\u003cstrong\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 20g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cb\u003eApproximate Size of 1 piece\u003c\/b\u003e: 4cm x 3cm x 1.5cm\u003cbr\u003e\u003cstrong\u003eApproximate Weight of 1 piece\u003c\/strong\u003e: 30g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1pc\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\"\u003e\u003ci\u003eWe do our best to buy quality products- although not every rock is the same. If you choose to purchase the \"staff pick option\", we will select the best of the batch for you. Otherwise, it will be at random from the larger batch we have in stock.\u003c\/i\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Indiana, U.S.A.","offers":[{"title":"Small \/ Standard","offer_id":46748348547242,"sku":"","price":12.5,"currency_code":"CAD","in_stock":true},{"title":"Small \/ Staff Pick","offer_id":46748380135594,"sku":null,"price":15.0,"currency_code":"CAD","in_stock":true},{"title":"Medium \/ Standard","offer_id":46748348580010,"sku":"","price":20.0,"currency_code":"CAD","in_stock":true},{"title":"Medium \/ Staff Pick","offer_id":46748380168362,"sku":null,"price":22.5,"currency_code":"CAD","in_stock":true},{"title":"Large \/ Standard","offer_id":46748348612778,"sku":"","price":32.5,"currency_code":"CAD","in_stock":true},{"title":"Large \/ Staff Pick","offer_id":46748380201130,"sku":null,"price":30.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/files\/Cystoid-Fossil-6.jpg?v=1746556182"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/7158\/3658\/collections\/HornCoral-Fossil-2.jpg?v=1789168303","url":"https:\/\/rubblerockandgem.com\/ar\/collections\/fossil-coral-cnidarian-fossils.oembed","provider":"Rubble Rock And Gem","version":"1.0","type":"link"}