{"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","author_name":"Louis Valentine Pirsson","thumbnail_url":"https://www.ebooknetworking.net/books/055/455/big0554555395.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0554555395.html\">Rocks and Rock Minerals: A Manual of the Elements of Petrology Without the Use of the Microscope</a>","width":400,"height":300}