{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Rocks and Rock Minerals: A Manual of the Elements of Petrology Without the Use of the Microscope, for the Geologist, Engineer, Miner, Architect, Etc., and for Instruction in Colleges and Schools","author_name":"Louis Valentine Pirsson","thumbnail_url":"https://www.ebooknetworking.net/books/114/224/big1142241599.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1142241599.html\">Rocks and Rock Minerals: A Manual of the Elements of Petrology Without the Use of the Microscope, for the Geologist, Engineer, Miner, Architect, Etc., and for Instruction in Colleges and Schools</a>","width":400,"height":300}