New Mexico Mining History Albuquerque Gem & Mineral
New Mexico Mining History a series of articles in News Nuggets gem and mineral show was in 1000 A.D.! "The Spanish Period" 1844 Santa Fe Trail reopened. Major copper production starts from Central area, Grant County. Gregg describes gold, gypsum (selenite), petrified wood, salt, and ores of copper, lead, iron, silver, and zinc.