The table of contents:
00:30 Nyal Niemuth, Chief of Economic Geology Section, Arizona Geological Survey
11:15 Kelly Norton, President, Arizona Mining Association
20:04 Tom Gressman, Mineralogical Record
Lee Allison and Nyal Niemuth explore the newest developments and challenges in Arizona mining; Arizona's Mining Association's Kelly Norton discusses the impact of mining on Arizona's economy in 2012; Mineralogical Record's Tom Gressman talks about serving mineral collectors from beginners to curators.
