Montana - Gold Placer & Lode Claims Mineral Maps - State Collection - (for Google Earth) by USGoldMaps.com - 2013 Edition All NEW 2013 Montana gold placer claims & lode mineral claims maps. OVER 13,000 CLAIM RECORDS! 100% Google Earth compatible. No internet connection required to use! ACTIVE & ABANDONED CLAIMS! Jam packed with claim information. Current & historical (past abandoned) claim layers. The most comprehensive placer gold claims and mineral mines map on the market today! All claims clearly labeled with the most current State land information.