{"product_id":"rocks-igneous-metamorphic-rocks","title":"Rocks Igneous \u0026 Metamorphic Rocks","description":"Discover how Earth was formed. See how different types of rocks have developed over billions of years. From granite and basalt to marble and slate, Rocks: Igneous \u0026amp; Metamorphic Rocks tells the story of how these are formed and how man has learned to use them.","brand":"OUATB","offers":[{"title":"Default Title","offer_id":47959672422655,"sku":"*R0029858*","price":2.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0487\/5550\/7364\/files\/16535593483968.jpg?v=1767030122","url":"https:\/\/shop.onceuponatimebooks.com\/products\/rocks-igneous-metamorphic-rocks","provider":"Once Upon a Time Books AR","version":"1.0","type":"link"}