Grover Heinrichs mining collection: Mines and Min. Deposits, Missoula and Ravalli Counties
Dates
Metadata Creation Date
2016-03-11 18:38
Citation Publication Date
2016-03-09
Summary
The 'Mines and Min. Deposits, Missoula and Ravalli Counties' file is part of the Grover Heinrichs mining collection. Grover was the Vice President of Heinrichs GEOEXploration, located in Tucson, Arizona. The collection contains over 1,400 folders including economic geology reports, maps, photos, correspondence, drill logs and other related materials. The focus of much of the information is on the western United States, particularly Arizona, but the collection also includes files on mining activity throughout the United States, foreign countries, and 82 mineral commodities.
Summary
The 'Mines and Min. Deposits, Missoula and Ravalli Counties' file is part of the Grover Heinrichs mining collection. Grover was the Vice President of Heinrichs GEOEXploration, located in Tucson, Arizona. The collection contains over 1,400 folders including economic geology reports, maps, photos, correspondence, drill logs and other related materials. The focus of much of the information is on the western United States, particularly Arizona, but the collection also includes files on mining activity throughout the United States, foreign countries, and 82 mineral commodities.