{"title":"Palaeozoic — 539 to 252 Million Years","description":"\u003cp\u003eThe Lachlan and New England orogens formed in this era, along with the quartz reefs that carried Victorian and NSW gold. Life moved onto land and the era closed with the largest extinction on record.\u003c\/p\u003e","products":[{"product_id":"agate-rr0015","title":"Agate Rough Lot — Agate Creek, QLD","description":"\u003cp\u003eSeven pieces of rough agate from Agate Creek, about 70 km south of Forsayth in north Queensland, in honey, orange, red-brown and cream tones. The agate weathers out of early Permian volcanic rock, and the field is known worldwide for the colour and banding of its stones.\u003c\/p\u003e\n\u003cp\u003e7 pieces, 466 g total\u003c\/p\u003e","brand":"Rad Rocks","offers":[{"title":"Default Title","offer_id":67574700507219,"sku":"RR0015","price":25.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/7457\/2371\/files\/IMG-4403.heic?v=1790835694"},{"product_id":"stromatolite-rr0018","title":"Conophyton Stromatolite — Victoria River, NT","description":"\u003cp\u003eAn unpolished slab of Conophyton basalticum stromatolite from the Victoria River district, Northern Territory, in grey, lavender and brick-red tones with a few small cavities. Shown dry.\u003c\/p\u003e\n\u003cp\u003eStromatolites are layered structures built by microbial mats trapping sediment in shallow water. Conophyton grows as steep, stacked cones, and this species comes from the Antrim Plateau Volcanics, dating to the Cambrian period (538 to 485 million years ago).\u003c\/p\u003e\n\u003cp\u003e55 × 65 mm, 68 g\u003c\/p\u003e","brand":"Rad Rocks","offers":[{"title":"Default Title","offer_id":67575457382483,"sku":"RR0018","price":30.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/7457\/2371\/files\/33CEF36D-2DDE-4498-ACBD-627DA1D3CFCD.jpg?v=1790840404"},{"product_id":"crinoid-rr0019","title":"Crinoid Stem Lot — Gascoyne Junction, WA","description":"\u003cp\u003eThree fossil crinoid stem sections from the Callytharra Formation near Gascoyne Junction, Western Australia. Each is a tan-brown stack of ribbed, disc-shaped plates (columnals), and the ends show the small central canal.\u003c\/p\u003e\n\u003cp\u003eCrinoids, or sea lilies, are relatives of starfish that anchored to the sea floor on jointed stems like these. The Callytharra Formation is an Early Permian limestone, around 290 million years old, and has yielded around 40 species of Permian crinoid.\u003c\/p\u003e\n\u003cp\u003e1 piece 20 × 10 mm, 2 pieces 40 × 10 mm, 28 g total\u003c\/p\u003e","brand":"Rad Rocks","offers":[{"title":"Default Title","offer_id":67575674208339,"sku":"RR0019","price":30.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/7457\/2371\/files\/IMG-4406_1cc5b6b8-8613-41ba-bd24-204a1aaebf7c.heic?v=1790844350"}],"url":"https:\/\/radrocks.com.au\/collections\/palaeozoic-539-to-252-million-years.oembed","provider":"Rad Rocks","version":"1.0","type":"link"}