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Chalcopyrite from
Loon Lake Occurrence, Cook Co., Minnesota, USA

Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Loon Lake Occurrence, Cook Co., Minnesota, USA
Nearest other occurrences of Chalcopyrite
2.5km (1.6 miles) Gunflint Corridor East Occurrence, Gunflint Corridor, Cook Co., Minnesota, USA
9.9km (6.2 miles) Gunflint Corridor West Occurrence, Gunflint Corridor, Cook Co., Minnesota, USA
52.8km (32.8 miles) Huronian Mine (Moss Mine; Ardeen Mine), Moss Township, Thunder Bay District, Ontario, Canada
60.3km (37.5 miles) Tip Top Mine (North Coldstream Mine), Burchell Lake Area, Thunder Bay District, Ontario, Canada
64.8km (40.2 miles) West End Mine, Silver Mountain mines, Lybster Township, Thunder Bay District, Ontario, Canada
66.2km (41.1 miles) East End Mine, Silver Mountain mines, Lybster Township, Thunder Bay District, Ontario, Canada
68.4km (42.5 miles) Shebandowan Mine, Hagey Township, Thunder Bay District, Ontario, Canada
72.4km (45.0 miles) Ray Smith prospect, Haines Township, Thunder Bay District, Ontario, Canada
76.3km (47.4 miles) South Filson Creek Prospect (Filson Creek), Ely-Hoyt Lakes Area, Lake Co., Minnesota, USA
76.5km (47.5 miles) Spruce Road Prospect (Spruce Mine; INCO Prospect; Ely Nickel Copper Deposit; Spruce Road Deposit), Ely-Hoyt Lakes Area, Lake Co., Minnesota, USA
76.5km (47.5 miles) Inco Mine, Ely-Hoyt Lakes Area, Lake Co., Minnesota, USA
81.2km (50.4 miles) Great Lakes Nickel prospect, Pardee Township, Thunder Bay District, Ontario, Canada
82.8km (51.4 miles) Badger Mine, Gillies Township, Thunder Bay District, Ontario, Canada
83.1km (51.6 miles) West Beaver Mine, O'Connor Township, Thunder Bay District, Ontario, Canada
83.3km (51.8 miles) Little Pig vein, O'Connor Township, Thunder Bay District, Ontario, Canada
84.6km (52.6 miles) Beaver Mine (McQuaig), O'Connor Township, Thunder Bay District, Ontario, Canada
84.8km (52.7 miles) Beaver Jr. mine, O'Connor Township, Thunder Bay District, Ontario, Canada
86.3km (53.6 miles) Rabbit Mountain Junior Mine, Scoble Township, Thunder Bay District, Ontario, Canada
86.8km (54.0 miles) Rabbit Mountain area, Scoble Township, Thunder Bay District, Ontario, Canada
91.1km (56.6 miles) Dunka pit (Dunka Road deposit; North Met deposit), Ely-Hoyt Lakes Area, St. Louis Co., Minnesota, USA
92.0km (57.2 miles) Bahleida occurrence, Crooks Township, Thunder Bay District, Ontario, Canada
94.3km (58.6 miles) Sapawe Mine, McCaul Township, Rainy River District, Ontario, Canada
99.6km (61.9 miles) Minnamax deposit (Babbitt deposit; Babbitt Lake deposit; Amax Underground Mine), Ely-Hoyt Lakes Area, St. Louis Co., Minnesota, USA
106.4km (66.1 miles) Spar Island (Prince Location), Spar and Victoria Islands Area, Thunder Bay District, Ontario, Canada
106.8km (66.3 miles) Atikokan Iron mine, Atikokan area, Rainy River District, Ontario, Canada
107.3km (66.7 miles) Steep Rock Iron Mine, Freeborn Township, Rainy River District, Ontario, Canada
114.1km (70.9 miles) Partridge River Area Occurrence, Western Margin Duluth Complex, St. Louis Co., Minnesota, USA
114.9km (71.4 miles) Emmons mine, McIntyre Township, Thunder Bay District, Ontario, Canada
116.8km (72.6 miles) Soudan Mine, Soudan, Vermilion Range, St. Louis Co., Minnesota, USA
118.5km (73.7 miles) Wyman Creek Prospect, Western Margin Duluth Complex, St. Louis Co., Minnesota, USA
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