| Locality type: | Deposit |
| Classification |
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| Species: | Quartz |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Quartz data |
| Locality Data: | Click here to view Back Forty Deposit, Menominee County, Michigan, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 690286 |
| Long-form Identifier: | 1:3:690286:5 |
| GUID (UUID V4): | 8f67d887-95b8-4b6d-97e6-93a2f0ddbcee |
| Nearest other occurrences of Quartz |
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| 21.7km (13.5 miles) | ⓘCamp Five molybdenite deposit (Middle Inlet), Middle Inlet Township, Marinette County, Wisconsin, USA |
| 21.7km (13.5 miles) | ⓘKremlin quarry, Marinette County, Wisconsin, USA |
| 23.1km (14.4 miles) | ⓘMt. Tom Quarry (Middle Inlet quarry), Middle Inlet Township, Marinette County, Wisconsin, USA |
| 25.2km (15.7 miles) | ⓘRailroad cut, Pembine area, Marinette County, Wisconsin, USA |
| 35.0km (21.7 miles) | ⓘBreen Mine, Dickinson County, Michigan, USA |
| 35.3km (21.9 miles) | ⓘEmmett Mine, Dickinson County, Michigan, USA |
| 36.2km (22.5 miles) | ⓘVerona, Dickinson County, Michigan, USA |
| 36.2km (22.5 miles) | ⓘSturgeon Prospect, Dickinson County, Michigan, USA |
| 36.8km (22.9 miles) | ⓘEast Vulcan Mine, Vulcan, Dickinson County, Michigan, USA |
| 37.2km (23.1 miles) | ⓘLoretto Mine, Loretto, Dickinson County, Michigan, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (article/letter/editorial) | | Volcanic Belt, northern Wisconsin, Michigan and east-central Minnesota, USA: Implications for future exploration...LLC, 34898 University Ave, Cambridge, MN 55008, USA A R T I C L E I N F O A B S T R A C T Keywords:...Belt (PVB) of northern Wisconsin, Michigan and east-central Minnesota, USA. These cycles are responsible... The most significant are at the Flambeau and Back Forty deposits where Au-Ag-enriched indigenous gossans...coupled with the discovery of the large Back Forty zinc-gold deposit in 2001, repeal of Wisconsin’s mining |  | | Journal (article/letter/editorial) | | the Penokean Volcanic Belt, Great Lakes Region, USA: Constraints on the Source of Sulfur in a Paleoproterozoic...Sciences, Western Michigan University, 1903 W Michigan Ave Kalamazoo, MI 49008, USA; nicholas.m.moleski@wmich...sulfide (VMS) deposits. These deposits were formed by back-arc extensional volcanism during the accretion of...collected from eight VMS deposits in the PVB: Back Forty, Bend, Eisenbrey, Flambeau, Horseshoe, Lynne...Diablo Troilite (V-CDT). Average δ34 S values from Back Forty and Lynne deposits are slightly higher, at 2 |
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