Alexandria Mine (Alexandria-Snyder Mine; Syracuse Mining Company; P-M & Company Agt), Mesabi Range, St. Louis Co., Minnesota, USA
| Latitude & Longitude (WGS84): | 47° 28' 11'' North , 92° 54' 28'' West |
|---|---|
| Latitude & Longitude (decimal): | 47.46972,-92.90778 |
REF:Deposit:: MOREY, G.B.,1972. MESABI RANGE; IN; SIMS,P.K. AND MOREY, G.B.,EDS., GEOLOGY OF MINNESOTA; A CENTENNIAL VOLUME,MINN.GEOL.SURV.,P.204-217.
Deposit:: WHITE, D.A.,1954. STRATIGRAPHY AND STRUCTURE OF THE MESABI RANGE, MINNESOTA, MINN.GEOL.SURV.BULL NO. 38
Deposit:: OFFICE OF ORE EST MINES DIRECTORY U OF MN 19
Deposit:: PART OF HIBBING TACONITE PACKAGE
Deposit:: A F PILLSBURY TRUST EST ET AL U S STEEL CORP 1955
Reserve-Resource:: MINERAL RESOURCES RESEARCH CENTER. MINNESOTA MINING
Commodities (Major) - Iron
Development Status: Past Producer
Host Rock Unit: Biwabik Iron Formation, Iron Formation
Structure: Faults
Tectonic Structure: Shield
Mineral List
2 valid minerals.
Rock Types Recorded
Select Rock List Type
Alphabetical List Tree DiagramRegional Geology
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
| Orosirian 1800 - 2050 Ma | Gunflint (~1,878 Ma), Biwabik, and Emily Iron Formations Age: Orosirian (1800 - 2050 Ma) Stratigraphic Name: Gunflint Iron Formation; Biwabik Iron Formation; Emily Iron Formation Description: Locally includes thin basal sandstone and conglomerate. Capped by an irregular layer of brecciated iron-formation and ejecta derived from the 1,850 Ma Sudbury meteorite impact. Comments: Part of the Animikie Group. Part of the Geon 18 intrusions and supracrustal rocks (syn- to late Penokean orogenesis). Lithology: Major:{banded iron formation,sedimentary breccia}, Minor:{sandstone,conglomerate} Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133] |
Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License
