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Pyrite from Minnesota, USA

06203190014947376105816.jpg
Pyrite

Lind-Greenway Mine, Mesabi Range, Itasca County, Minnesota, USA
02630440014947380902248.jpg
Pyrite

Soudan Mine, Soudan, Vermilion Range, St. Louis County, Minnesota, USA
07092800014966921517590.jpg
Pyrite, etc.

Ely-Hoyt Lakes Area, Lake County, Minnesota, USA
05697320014950053123766.jpg
Pyrite

Lind-Greenway Mine, Mesabi Range, Itasca County, Minnesota, USA
03937780014961284496976.jpg
Pyrite

Lind-Greenway Mine, Mesabi Range, Itasca County, Minnesota, USA
02630440014947380902248.jpg
Pyrite

Soudan Mine, Soudan, Vermilion Range, St. Louis County, Minnesota, USA
05988540015013041922143.jpg
Pyrite, etc.

Ely-Hoyt Lakes Area, Lake County, Minnesota, USA
02402820014965255359362.jpg
Pyrite

Lind-Greenway Mine, Mesabi Range, Itasca County, Minnesota, USA
06203190014947376105816.jpg
Pyrite

Lind-Greenway Mine, Mesabi Range, Itasca County, Minnesota, USA
05306380014947424593250.jpg
Pyrite

Soudan Mine, Soudan, Vermilion Range, St. Louis County, Minnesota, USA
09077940014966921515614.jpg
Pyrite, etc.

Ely-Hoyt Lakes Area, Lake County, Minnesota, USA
05697320014950053123766.jpg
Pyrite

Lind-Greenway Mine, Mesabi Range, Itasca County, Minnesota, USA
USA
 
  • Minnesota
    • Beltrami County
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
    • Carlton County
Econ Geol (1986) 81:173-183
Econ Geol (1985) 80:1425-1435
Econ Geol (1985) 80:1425-1435
    • Cook County
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Winchell, A.N. (1900) Mineralogical and petrographic study of the gabbroid rocks of Minnesota, and more particularly, of the plagioclasytes. The American Geologist: 26(4): 197–245.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
    • Crow Wing County
Am Min 50:148-169
        • Gloria mine (Donahue mine; McKensie mine; Lauretta Manganiferous Mines)
Institute on Lake Superior Geology Proceedings, 40th Annual Meeting, Houghton, MI, v. 40, part 4,
Schmidt, R.G. (1963) Geology and ore deposits of the Cuyuna North Range, Minnesota: U.S. Geological Survey Professional Paper 407, 96 p.
Allen Lundgren collection
        • Riverton
USGS Prof Paper 407
    • Itasca County
      • Mesabi Range
        • Grand Rapids
Rocks & Min.: 57:101.
Tim Blackwood specimen
    • Koochiching County
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
      • Rainy Lake
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
    • Lake County
      • Beaver Bay
        • Beaver Bay Complex
ood, D., Borysenko, J., McBride, J., Walford, P., Smyk, M., Hollings, P., ... & Corkery, J. (2010) Cu-Ni-PGE Deposits in Mafic Intrusions of the Lake Superior Region June 24-30, 2010. 11th International Platinum Symposium
      • Ely-Hoyt Lakes Area
55TH INSTITUTE ON LAKE SUPERIOR GEOLOGY (2009) PROCEEDINGS VOLUME 55 p. 25-26
Lee, I., Ripley, E.M. (1995) Canadian Mineralogist, 33, 723-743.
    • Pine County
Econ Geol (1985) 80:1425-1435
    • St. Louis County
      • Babbitt
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
      • Burntside
Frank Karasti
      • Ely-Hoyt Lakes Area
Desautels, P., Patelke, R., Maunula, T., & Belluz, N. (2007). Technical Report on the Northmet Deposit, Minnesota, USA.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Allan Blaske collection, identified by physical properties (hardness, crystal form, cleavage)
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
      • Rainy Lake
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
      • Vermilion Range
Frank Karasti
INSTITUTE ON LAKE SUPERIOR GEOLOGY PROCEEDINGS VOLUME 35 MAY 1989 Part 2. Field Trip Guidebook Trip 1. North Shore Rhyolites, Minnesota Trip 2. Penokean Structural Terranes in East-Central Minnesota Trip 3. Mellen Complex, Wisconsin Trip 4. Archean Gold Occurrences and Their Structural Settings 35th Annual Meeting May 3-6, 1989 held at Duluth, Minnesota 55812 GEOLOGY 1989 Part 2. Field Trip Guidebook
        • Soudan
Rocks & Min.: 18:302-303
57:93-95.
Machamer, J. F. (1964). Geology and Origin of the Iron Ore Deposits of the Zenith Mine, Ely, Minnesota. PhD Thesis The Pennsylvania State University.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
55TH INSTITUTE ON LAKE SUPERIOR GEOLOGY (2009) PROCEEDINGS VOLUME 55 p. 23-24
Frey, B., & Hanson, A. (2008) Drill Core Evaluation of Vermilion Greenstone Belt Gold Mineralization, Northeastern Minnesota. DNR Open-File Project 373: 2008-2010
Frey, B., & Hanson, A. (2008) Drill Core Evaluation of Vermilion Greenstone Belt Gold Mineralization, Northeastern Minnesota. DNR Open-File Project 373: 2008-2010
Frey, B., & Hanson, A. (2008) Drill Core Evaluation of Vermilion Greenstone Belt Gold Mineralization, Northeastern Minnesota. DNR Open-File Project 373: 2008-2010
Frey, B., & Hanson, A. (2008) Drill Core Evaluation of Vermilion Greenstone Belt Gold Mineralization, Northeastern Minnesota. DNR Open-File Project 373: 2008-2010
      • Virginia
Frank Karasti
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
    • Winona County
Heyl, A. & W. West (1982) Outlying mineral occurrences related to the Upper Mississippi Valley Mineral District, Wisconsin, Iowa and Minnesota: Economic Geology: 77 (8): 1803-1817.
Heyl, A. & W. West (1982) Outlying mineral occurrences related to the Upper Mississippi Valley Mineral District, Wisconsin, Iowa and Minnesota: Economic Geology: 77 (8): 1803-1817.
 
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