{"product_id":"the-mother-lode-system-of-california-9781614740261","title":"The Mother Lode System of California","description":"The Mother Lode System of California has produced well over a Billion dollars in Gold at today's prices. The System trends northwest through Northern California. It is estimated that nearly 60% of the gold in this region still lies in the ground. This book is a reprint of USGS Professional Paper 157 and covers the Geology, Mines, and Districts of this region. Now back in print by Miningbooks.com.\u003cbr\u003e","brand":"Sylvanite, Inc","offers":[{"title":"Default Title","offer_id":50360436490514,"sku":"9781614740261","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_382b2431-0c45-470f-bc1f-5517b686d971.jpg?v=1728362295","url":"https:\/\/surprise-castle.myshopify.com\/products\/the-mother-lode-system-of-california-9781614740261","provider":"Surprise Castle","version":"1.0","type":"link"}