Goethite from Midcontinent Rift, USA

Goethite, etc.

Cliffs Shaft Mine, Ishpeming, Marquette County, Michigan, USA

Goethite

Richmond Mine, Palmer, Marquette County, Michigan, USA

Goethite, etc.

Empire Mine, Palmer, Marquette County, Michigan, USA

Goethite

Montreal Mine, Montreal, Gogebic Range, Iron County, Wisconsin, USA

Goethite, etc.

Cliffs Shaft Mine, Ishpeming, Marquette County, Michigan, USA

Goethite

Richmond Mine, Palmer, Marquette County, Michigan, USA

Goethite, etc.

Empire Mine, Palmer, Marquette County, Michigan, USA

Goethite

Montreal Mine, Montreal, Gogebic Range, Iron County, Wisconsin, USA

Goethite, etc.

Cliffs Shaft Mine, Ishpeming, Marquette County, Michigan, USA

Goethite

Richmond Mine, Palmer, Marquette County, Michigan, USA

Goethite, etc.

Empire Mine, Palmer, Marquette County, Michigan, USA

Goethite

Montreal Mine, Montreal, Gogebic Range, Iron County, Wisconsin, USA


USA
Iowa ⓘ Dubuque County	Smith, Arthur E., Prior, Harold L. (2002) Iowa Mineral Locality Index. Rocks & Minerals, 77 (6) 404-413 doi:10.1080/00357529.2002.9924893
Michigan Baraga County Huron River ⓘ Huron River Uranium prospect (Unnamed V prospect; MRDS - 10171055)	Carlson, S. M., Robinson, G. W., Elder, M. J., Jaszczak, J. A., Bornhorst, T. J. (2007) Greenockite and Associated Uranium-Vanadium Minerals From the Huron River Uranium Prospect, Baraga County, Michigan. Rocks & Minerals: 82(4): 298-308.
ⓘ Gogebic County	www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf.
ⓘ Gogebic iron range	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Anvil-Palms-Keeweenaw Group (Anvil Mine; Palms Mine; North Anvil Mine; Keweenaw Lease; Massie Lease; Houghton Co.)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Bessemer ⓘ Geneva Mine (Geneva-Davis Mine)	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
Ironwood ⓘ Ashland Mine	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
ⓘ Newport Mine (Bonnie Mine)	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 109.
ⓘ Penokee Group	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Townsite Mine (Norrie Mine)	Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Marenisco ⓘ Copps Mine	Carlson, Shawn M., Fountain, Daniel R., Laughlin-Yurs, Cullen, Mills, Owen P., Olds, Travis A. (2007) Secondary Lead Minerals from the Copps Mine, Gogebic County, Michigan. Rocks & Minerals Vol. 92, No. 2, 166-171
Peterson Mine ⓘ Colby Mine	Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Yale ⓘ Yale Mine (Valley; Benjamin; West Colby; Yale Jackpot)	Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
Marquette County ⓘ Adams Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Breitung - Hematite Mine (New York Hematite Mine)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Carr Mine (New Mexican)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Chicago prospect (East Chicago Forty)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Cliffs Arctic Reserve prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Forest City prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Himrod prospect (Orion)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Ishpeming ⓘ Cleveland Lake Group (Lake Mine)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Cleveland Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Cliffs Shaft Mine (Barnum; Lake Superior Group; Section 10 Exploration; Bancroft; Moro mine)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Detroit Mine (Norwich Mine)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Lake Angeline Mine (East End; Angeline)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Lake Superior Mine (Hematite; Section 10 exploration; Holmes-Section 16; Hard Ore; Section 21)	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 112.
ⓘ Moro Mine (Cliffs Shaft; Cleveland Mine)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Ogden Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Sellwood Mine	Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
ⓘ Tilden Mine (Cliff Drives III; Tilden Pit)	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 112.
ⓘ Lake Sally Reserve prospect (Iron Mountain; Iron Mountain Lake)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Lucky Star Reserve prospect (Athens)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Marquette ⓘ Lighthouse Point	Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
ⓘ Superior mine	Dana 7:I:683.
ⓘ Moore Mine (Laxey; Mesabi's Friend; Royal; Gibbon; Consolidated; Gribben)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Negaunee ⓘ Athens Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Barasa Mine (Barasa prospect)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Bunker Hill Mine	Dave Maietta
ⓘ Cambria-Jackson Mine (Cambria Mine; incl. Hartford Mine; Lakeside property; Lillie Mine [Bessemer Mine])	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Jackson Mine (South Jackson pit)	Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
ⓘ Lackawanna Mine (East Buffalo; Sam Mitchell; Section 5; Delaware & Lackawanna)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Maas Mine (Race Course)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Manganese Mine (Aetna; Schadt; Etna)	Travis Olds collection
ⓘ Mary Charlotte Mine (Bay State; Star; Allen; East Chicago Forty; Himrod; Ada; Orion)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Mather Mine (Pioneer pellet plant; Ore improvement plant) ⓘ Mather A shaft	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 112.
ⓘ McComber Mine (Lucy Mine; Pendill; East Jackson)	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 112.
ⓘ Milwaukee-Davis Mine (Milwaukee; Davis; Wheeling; Grand Rapids)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Negaunee Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Rolling Mill Mine (Chester; Kruse Open Pit)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Tracy Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Palmer ⓘ Empire Mine	Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 111.
ⓘ Isabella Mine (Watson)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Palmer Ridge	Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
ⓘ Platt Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Richmond Mine (New Richmond)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Richmond Mine (Old Richmond)	Betts, John (n.d.) John Betts website listing.
ⓘ Volunteer (Old) Mine (Cascade; Palmer; Emma; Old Volunteer; West End; Maitland Shaft; Maitland-Volunteer; Howe)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Volunteer Mine (Maitland-Volunteer; New Volunteer)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Pioneer Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Pontiac prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Richards prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Rowland prospect (Iron Cliffs)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Section 12 Mine (Iron Cliffs)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Wicks prospect (Wick)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Ontonagon County Mass City ⓘ Caledonia Mine	Rosemeyer, T. (1990) Through the Scope: Microminerals of the Caledonia Mine Ontonagon County, Michigan. Rocks & Minerals: 65(3): 240-243.. Huizing, M.E. (1988) Museum Notes and Announcements. Rocks & Minerals: 63(6): 494. Ref.: Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 112.
Minnesota Lake County Beaver Bay Beaver Bay Complex ⓘ Sonju Lake intrusion	Chusi Li, Ripley, E.M., Oberthür, T., Miller, Jr., J.D., and Joslin, G.D. (2008): Mineralium Deposita 43, 97-110.
Winona County ⓘ Bronk Quarry and Mill	William S. Cordua
Nebraska Gage County ⓘ Beatrice	Pabian, Roger K. (1971) The Minerals and Gemstones of Nebraska. Educational Circular 2. University of Nebraska - Conservation and Survey Divsion
Saunders County ⓘ Ashland	Pabian, Roger K. (1971) The Minerals and Gemstones of Nebraska. Educational Circular 2. University of Nebraska - Conservation and Survey Divsion
Seward County ⓘ Pleasant Dale	Pabian, Roger K. (1971) The Minerals and Gemstones of Nebraska. Educational Circular 2. University of Nebraska - Conservation and Survey Divsion
Wisconsin Ashland County ⓘ Gogebic Range	Mudrey, M. G., Jr. (1979), Geologic summary of the Ashland 2 degree quadrangle:, Wisconsin Geological and Natural History Survey, Open-file Report 79-1, 39 p.
Mount Whittlesey ⓘ Berkshire Mine (Pioneer Mine; Hoppenyan exploration)	(2005) Mineral Resources Data System (MRDS), US Geological Survey. Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078
Iron County Gogebic Range ⓘ Atlantic Mine (Laura; Atlas; and Ryan)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Germania Mine (Minnewawa; Harmony)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Hennepin-Snyder Mine (Pence; Father Hennepin; Snyder; Pence-Hennepin Mine)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Hurley ⓘ Cary Mine (Superior; Tilden; Nimikon; West Cary; Kakagon; Windsor)	(2005) Mineral Resources Data System (MRDS), US Geological Survey. (2005) Mineral Resources Data System (MRDS), US Geological Survey. Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
ⓘ Iron Belt Mine (Portage Lake Exploration)	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Montreal ⓘ Montreal Mine (33 Company Mine; Section 33 Mine)	(2005) Mineral Resources Data System (MRDS), US Geological Survey. (2005) Mineral Resources Data System (MRDS), US Geological Survey. Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078
ⓘ Plummer Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Shores Mine	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Tyler's Fork prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
ⓘ Upson prospect	(2005) Mineral Resources Data System (MRDS), US Geological Survey.
Pepin County ⓘ Fayerweather Quarry (Stockholm Quarry; Tiffany Construction Div.; Edward Kraemer and Sons; Inc.)	William S. Cordua collection
Pierce County ⓘ Cady Creek Iron mine	Allen, R. C. (1909) The occurrence and origin of the brown iron ores of Spring Valley, Wisconsin: Michigan Academy of Science: 11th Report Annual Meeting: 95-103.
ⓘ Cady Creek quarry	Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078
ⓘ Don Borst Quarry (Pierce County Highway Department)	William S. Cordua collection
ⓘ Hager City dolomite deposit No. 1	Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078
Maiden Rock ⓘ Maiden Rock Limestone Quarry No. 1	Cordua, W. (1989) Goethite pseudomorphs after marcasite, Maiden Rock, Wisconsin: Rocks and Minerals: 64(2): 124-127.
Spring Valley ⓘ Gilman iron mine	Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078
St. Croix County Hudson ⓘ Mimbach Quarry (Mayer Quarry; St. Croix County Highway Department)	Cordua, William S. (1998) Wisconsin Mineral Locality Index. Rocks & Minerals, 73 (6) 378-399 doi:10.1080/00357529809603078

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