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Sericite from
Ropes Gold Mine, Ishpeming Greenstone belt (Marquette Greenstone belt), Marquette Co., Michigan, USA

Locality type:Mine
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
References
References:U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Associated Minerals Based on Photo Data:
Tetrahedrite2 photos of Sericite associated with Tetrahedrite at this locality.
Quartz2 photos of Sericite associated with Quartz at this locality.
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Ropes Gold Mine, Ishpeming Greenstone belt (Marquette Greenstone belt), Marquette Co., Michigan, USA
Nearest other occurrences of Sericite
3.1km (1.9 miles) A Grummett prospect, Greenwood, Marquette Co., Michigan, USA
11.8km (7.4 miles) B Silver Creek West prospect, Ishpeming Greenstone belt (Marquette Greenstone belt), Marquette Co., Michigan, USA
21.0km (13.1 miles) C Champion Mine (Beacon Mine), Champion, Marquette iron range, Marquette Co., Michigan, USA
44.7km (27.8 miles) D Huron River Uranium prospect (Unnamed V prospect; MRDS - 10171055), Huron River, Baraga Co., Michigan, USA
61.6km (38.3 miles) E Hollister Mine, Crystal Falls, Menominee iron range, Iron Co., Michigan, USA
62.7km (39.0 miles) F McDonald Mine (North Armenia Mine), Crystal Falls, Menominee iron range, Iron Co., Michigan, USA
63.0km (39.2 miles) G Armenia Mine (Armania Mine; Angus Smith Mine; Smith Mine), Crystal Falls, Menominee iron range, Iron Co., Michigan, USA
64.2km (39.9 miles) H Lee Peck Mine, Crystal Falls, Menominee iron range, Iron Co., Michigan, USA
64.5km (40.1 miles) I Cayia Mine (D. M. and M.), Crystal Falls, Menominee iron range, Iron Co., Michigan, USA
65.6km (40.7 miles) J Hope Mine, Crystal Falls, Menominee iron range, Iron Co., Michigan, USA
88.1km (54.7 miles) K Payant-Chrissman prospect (Florence County prospect), Aurora, Florence Co., Wisconsin, USA
90.8km (56.4 miles) L Superior Mine (Old Superior Mine), Superior, Houghton Co., Michigan, USA
91.2km (56.6 miles) M Isle Royale Mines, Houghton, Houghton Co., Michigan, USA
91.4km (56.8 miles) N Baltic Mine, Baltic, Houghton Co., Michigan, USA
91.9km (57.1 miles) O Champion Mine, Painesdale, Houghton Co., Michigan, USA
93.9km (58.4 miles) P Quincy Mine, Hancock, Houghton Co., Michigan, USA
97.7km (60.7 miles) Q Wolverine Mine, Wolverine, Houghton Co., Michigan, USA
98.5km (61.2 miles) R Kearsarge, Houghton Co., Michigan, USA
104.3km (64.8 miles) S Central Mine, Central, Keweenaw Co., Michigan, USA
120.1km (74.6 miles) T Back Forty Deposit, Menominee Co., Michigan, USA
150.0km (93.2 miles) U Crandon massive sulfide deposit (Little Sand Lake Deposit; Crandon Project; Exxon Deposit), Little Sand Lake, Forest Co., Wisconsin, USA
Mineral and/or Locality  
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