{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Experimental leaching of gold from mine waste (Report of investigations)","author_name":"H. J Heinen","thumbnail_url":"https://www.ebooknetworking.net/books/B00/07F/bigB0007FGWZU.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007FGWZU.html\">Experimental leaching of gold from mine waste (Report of investigations)</a>","width":400,"height":300}