Minntac Mine (Pilotac Mine; U S Steel Corp), Saint Louis County, Minnesota, USAi
| Regional Level Types | |
|---|---|
| Minntac Mine (Pilotac Mine; U S Steel Corp) | Mine |
| Saint Louis County | County |
| Minnesota | State |
| USA | Country |
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Latitude & Longitude (WGS84):
47° 32' 41'' North , 92° 39' 16'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Mountain Iron | 2,880 (2017) | 2.7km |
| Parkville | 2,525 (2017) | 5.9km |
| Kinney | 169 (2017) | 6.7km |
| Virginia | 8,587 (2017) | 9.2km |
| Buhl | 990 (2017) | 10.9km |
REF:Deposit:: BAYLEY, R.W. AND JAMES, H.L., 1973, ECON. GEOL. V. 68, N. 7, PP. 934-1004.
Deposit:: FRENCH, B.V., 1973, ECON. GEOL. V.68, N. 7, PP. 1063-1074.
Deposit:: LA BERGE, G.L., 1973, ECON. GEOL., V. 68, N. 7, PP. 1098-1109.
Deposit:: GARRELS, R.M.,
Deposit:: DEVANEY, F. D. IRON ORE STORY OF THE UPPER GREAT LAKES,
Deposit:: PAST AND FUTURE. SKILLINGS' MINING REVIEW, MAR. 13,
Deposit:: 1971, FRONT COVER AND PP. 4-7 AND 16.
Deposit:: SKILLINGS' MINING REVIEW. U. S. STEEL SHIPMENTS OF IRON
Commodities (Major) - Iron
Development Status: Producer
Host Rock Unit: Biwabik - Ore, Divided Into 4 Informal Units: Upper Slaty 75' Thick Limestones And Marls; Upper Cherty - 175 Ft Of Conglomerate
Structure: Restricted Basin Required For Banded Iron Formation Deposition., Mesabi Range, Biwabik Fm. Exposed In A Long Narrow Belt Within The Mountains.
Tectonic Structure: North American Craton, Southern Most Portion Of Canadian Shield.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
6 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Ankerite Formula: Ca(Fe2+,Mg)(CO3)2 |
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Hematite Formula: Fe2O3 |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
| ⓘ Siderite Formula: FeCO3 |
| ⓘ Stilpnomelane Formula: (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| ⓘ | Siderite | 5.AB.05 | FeCO3 |
| ⓘ | Ankerite | 5.AB.10 | Ca(Fe2+,Mg)(CO3)2 |
| Group 9 - Silicates | |||
| ⓘ | Stilpnomelane | 9.EG.40 | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| C | Carbon | |
| C | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| C | ⓘ Calcite | CaCO3 |
| C | ⓘ Siderite | FeCO3 |
| O | Oxygen | |
| O | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| O | ⓘ Siderite | FeCO3 |
| O | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| Na | Sodium | |
| Na | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| Mg | Magnesium | |
| Mg | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Mg | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| Al | Aluminium | |
| Al | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| Si | Silicon | |
| Si | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| K | Potassium | |
| K | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| Ca | Calcium | |
| Ca | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
| Fe | Iron | |
| Fe | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Fe | ⓘ Hematite | Fe2O3 |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
| Fe | ⓘ Siderite | FeCO3 |
| Fe | ⓘ Stilpnomelane | (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O |
Other Databases
| Link to USGS MRDS: | 10072828 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Superior Craton
- Wawa-Abitibi TerraneCraton
- Superior DomainDomain
USA
- Minnesota
- Mesabi RangeMineral Province
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