Minnesota
In keeping with the statutory guidance for the program, the projects fall into one of the three objectives:
to improve and extend Minnesota's iron industry
to encourage exploration and development of nonferrous metallic minerals
to enhance Minnesota's industrial minerals industry
Additionally, two other charges have been given to the program:
to encourage research that aims at longer term mineral resources development potential in Minnesota
to ensure that mineral development satisfies the highest environmental quality standards.
Minerals Coordinating Committee funded projects that have digital data available for display and download are listed below. This list will be periodically updated when new digital information is uploaded.
This is a sortable table. The default sort is by year. All of the headings can be sorted by clicking on them. To download or display digital data for a project see the 'Link' column. Projects completed by agencies other than the MN DNR (exp., MGS or NRRI) will direct you to their webpage for that specific project. For more information about this page please contact Heather Arends: heather.arends@state.mn.us or (651) 259-5376.
Date | Project Title | Project Type | Project Desc. | Sub-Project | Agency Contact | Link |
---|---|---|---|---|---|---|
2014 | Project Compilation Webpage on Taconite By-Products for Construction Aggregates | Ferrous and Industrial Minerals | Taconite Mining By-Products | Aggregate | MCC, NRRI, MnDOT, and DNR | Webpage |
2011 | NRRI Technical Report; NRRI/TR-2011/43 The History of Gold Exploration in Minnesota | Metallic Minerals | Exploration Atlas | Gold | NRRI | Report |
2011 | MGS Open-File Report 11-2 Potential for Implementation of Mineral Carbonation as a Carbon Sequestration Method in Minnesota | Various | Carbon Sequestration Method | Research | MGS | Report |
2011 | MGS B37919 Density, Magnetic Susceptibility, and Natural Remanent Magnetication of Rocks In Minnesota: An MGS Rock Properties Database | Various | Geologic Database | Rock Properties | MGS | Report & Data |
2011 | MGS B38813 Upgrade of the Gravity Database | Various | Geologic Database | Gravity Data | MGS | Report & Data |
2011 | S-21 Geologic Map of Minnesota-Bedrock Geology | Various | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
2011 | DNR Mineral Potential Report 380 Aggregate Resources and Silt and Clay Potential in Northern St. Louis and Lake Counties, Minnesota; 1 plate. | Industrial Minerals | Geologic Mapping | Aggregate & Silt/Clay | DNR | Maps, Data, & Report |
2010 | MGS OFR-10-02 Preliminary Bedrock Geology Map of Minnesota. The contents of this report include preliminary geologic maps, bedrock topographic and depth to bedrock maps, and maps of ancillary data as pdf files, digital data files of the map elements, and those related to map compilation are also included. Please see S-21 for final bedrock geology map. |
Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
2009 | DNR Mineral Potential Report 374 Aggregate Resources of Carlton County, Minnesota and Fond du Lac Reservation, Minnesota; Sand and Gravel Potential & Crushed Stone Potential; 1 plate. | Industrial Minerals | Geologic Mapping | Aggregate | DNR | Maps & Data |
2009 | MGS OFR-09-02 Minnesota Soil, Till, and Ground-Water Geochemical Data. Minnesota Geological Survey Open File Report | Metallic Minerals | Geochemistry | Soil, Glacial Drift, & Water | MGS | Report, Maps, & Data |
2009 | NRRI/TR-2009/33 Compile and Make Digital the Lithologies for all NRRI Drill Logs with Emphasis on the Duluth Complex Drill Holes | Metallic Minerals | Geologic Drilling | Evaluation | NRRI | Report |
2008 | NRRI/TR-2008/17 Finish Logging of Duluth Complex Drill Core (And a Reinterpretation of the Geology at the Mesaba (Babbitt) Deposit) | Metallic Minerals | Geologic Drilling | Evaluation | NRRI | Report & Data |
2008 | DNR Mineral Potential Report 366 Aggregate Resources of Mille Lacs County, Minnesota; Sand and Gravel Potential & Crushed Stone Potential; 2 plates. | Industrial Minerals | Geologic Mapping | Aggregate | DNR | Maps & Data |
2007 | NRRI/TR-2007/26 A Comparative Economic Analysis of the Impact of Taxes and Royalties on Potential Non-Ferrous Mining Projects: Minnesota's Rank - Nationally and Internationally - at the Start of the 21st Century - Part 1 | Miscellaneous | Policy | Mining Taxes & Permitting | NRRI | Report |
2007 | NRRI/TR-2007/04 The Economics and Logistics of Transporting Taconite Mining and Processing Byproducts (Aggregate): Minnesota and Beyond: October 2007 Progress Report to the Minerals Coordinating Committee | Metallic Minerals - Ferrous | Taconite Mining By-Products | Aggregate | NRRI | Report |
2007 | NRRI/TR-2007/25 Data Compilation of United States Steel Corporation (USSC) Exploration Records in Minnesota | Miscellaneous | Geologic Database | Historic Drilling Records | NRRI | Report & Data |
2007 | MGS Revised Aeromagnetic Data for Minnesota | Metallic Minerals | Geophysical Mapping | Aeromagnetic | MGS | Maps & Data |
2006 | DNR Report 364 Aggregate Resources and Surficial Geology of Meeker County, Minnesota; Sand and Gravel Potential & Geomorphology; 2 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps & Data |
2006 | MGS M-165 Bedrock Geology of the Deer Lake Complex, Itasca County, Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
2005 | MGS M-164 Surficial Geology of the Mesabi Iron Range, Minnesota | Metallic Minerals | Geologic Mapping | Surficial Geology | MGS | Maps & Data |
2005 | MGS M-163 Bedrock Geology of the Mesabi Iron Range, Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
2005 | MGS M-131 Aggregate Resource Potential of Itasca County, Minnesota | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | MGS | Maps & Data |
2004 | Iron Ore Cooperative Research #714 Minntac Pre-Classification: Hydrocyclone Classification of Flotation Feed | Metallic Minerals - Ferrous | Hydrocyclone Classification | IOCR | Report | |
2004 | NRRI/TR-2004/29 Regional and Local Geologic and Geochemical Controls on Industrial Clay Grades Between Granite Falls and Redwood Falls, Minnesota | Industrial Minerals | Commodity Study | Kaolin Clays | NRRI | Report & Data |
2003 | NRRI/TR-2003/47 Technical Reference for Minnesota's Mineral Wastes/By-Products | Industrial Minerals | By-Products | NRRI | Report & Data. Contact George Hudak for Digital Data: ghudak@d.umn.edu | |
2003 | NRRI/TR-2003/37 Platinum Group Elements (PGEs) and Platinum Group Minerals (PGMs) in the Duluth Complex | Metallic Minerals | Commodity Study | Duluth Complex PGEs | NRRI | Report & Data |
2003 | NRRI/TR-2003/35 Geology and SEDEX Potential of Early Proterozoic Rocks, East-Central Minnesota | Metallic Minerals | Geologic Mapping | Paleo-proterozoic Potential | NRRI | Report & Data |
2003 | NRRI/RI-2003/17 Electron Microprobe Analysis of Alteration Mineralogy at the Archean Five Mile Lake Volcanic Associated Massive Sulfide Mineral Prospect in the Vermilion District of Northeastern Minnesota | Metallic Minerals | Electron Microprobe Analysis | Archean Bedrock | NRRI | Report & Data |
2003 | NRRI/TR-2003/13 Sedimentary Exhalative (SEDEX) Potential of the Cuyuna North Range, Cuyuna South Range, Emily District, and Portions of Aitkin County - Old Drill Log Searches | Metallic Minerals | Geologic Mapping | Paleo-proterozoic Potential | NRRI | Report & Data |
2003 | DNR Reclamation Report 6067 Mercury and Mining in Minnesota: Minerals Coordinating Committee, Final Report. | Environment & Reclamation | Mercury in the Environment | Mercury and Mining | DNR | Report |
2003 | DNR Reclamation Report 5997 Controlling mine drainage problems - New approaches for waste rock stockpiles: A final report to the Minerals Coordinating Committee. | Environment & Reclamation | Management of Sulfide Mine Waste | Geochemistry of Mine Waste Dissolution | DNR | Report Appendices |
2003 | DNR Mineral Potential Report 363 Aggregate Resources and Surficial Geology of Renville County, Minnesota; 2 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps & Data |
2003 | MGS Rock Properties Database: Density, Magnetic Susceptability, and Natural Remanent Magnetization of Rocks in Minnesota | Metallic Minerals | Geologic Database | Rock Properties | MGS | Data |
2002 | NRRI/TR-2002/03 Comparative Geology, Stratigraphy, and Lithogeochemistry of the Five Mile Lake, Quartz Hill, and Skeleton Lake VMS Occurrences, Western Vermilion District, Northeast Minnesota | Metallic Minerals | Geological Mapping/Geochemistry | Research | NRRI | Report & Data |
2002 | DNR Reclamation Report 6045 Reclamation research: Environmental Mine Waste Management Database. | Environment & Reclamation | Management of Sulfide Mine Waste | Research Summary | DNR | Report |
2002 | DNR Reclamation Report 6004 Archean greenstone field dissolution and mitigation experiments: Controlling mine drainage problems - New approaches for waste rock stockpiles. First year progress report to the Minnesota Minerals Coordinating Committee, 30 June 2002. | Environment & Reclamation | Management of Sulfide Mine Waste | Geochemistry of Mine Waste Dissolution | DNR | Report Appendices |
2002 | DNR Mineral Potential Report 357 Aggregate Resources and Surficial Geology of Dodge County, Minnesota; 4 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps & Data |
2002 | DNR Mineral Potential Report 356 Aggregate Resources and Surficial Geology of Benton County, Minnesota; 4 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps & Data |
2002 | Mineral Diversification: One in a Series of Fact Sheets.. | Miscellaneous | Mineral Diversification Program | Fact Sheet | MCC | Fact Sheet |
2001 | DNR Reclamation Report 6783 Environmental mine waste management: Strategies for the prevention, control, and treatment of problematic drainages. | Environment & Reclamation | Management of Sulfide Mine Waste | Mitigation Techniques | DNR | Report Vol 1 Report Vol 2 |
2002 | DNR Mineral Potential Report 340 Compilation of Mineral Resources Digital Information for the Minnesota River Valley Corridor; 12 pages; 4 plates; GIS data. | Industrial Minerals | Geologic Mapping | Mineral Compilation | DNR, MGS, & NRRI | Report, Maps, & Data |
2001 | NRRI/TR-2001/40 Oxidized Taconite Geological Resources for a Portion of the Western Mesabi Range (West Half of the Arcturus Mine to the East Half of the Canisteo mine), Itasca County, Minnesota - A GIS-Based Resource Analysis for Land-Use Planning | Metallic Minerals - Ferrous | NRRI | Report & Data | ||
2001 | MGS M-119 Geologic Map of the Duluth Complex and Related Rocks, Northeastern Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
2001 | MGS M-116 Aggregate Resource Potential of Chisago County, Minnesota | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | MGS | Maps & Data |
2001 | MGS RI-57 Geochemical Characterization of Paleoproterozoic Volcanic and Hypabyssal Igneous Rocks, East-Central Minnesota | Metallic Minerals | Geochemistry | MGS | Report | |
2001 | MGS M-114 Bedrock Geologic Map of the Eagles Nest Quadrangle, St. Louis County, Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
2000 | Iron Ore Cooperative Research #715 Nitrogen Oxide (NOx) Emission Reduction during Pellet Induration by Fuel-Addition to the Green-Pellet | Metallic Minerals - Ferrous | NOx Emmision Reduction | IOCR | Report | |
2000 | DNR Mineral Potential Report 343 Aggregate Resources and Surficial Geology of Nicollet County, Minnesota; 4 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps & Data |
1999 | NRRI/RI-99/03 Testing of selected samples from mapping of industrial clay potential in the Minnesota River Valley, south-central Minnesota | Industrial Minerals | Mineral Testing | Kaolin Clays | NRRI | Report. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1999 | NRRI/RI-99/02 Microwave Testing of Bulk Copper-Nickel Concentrates from the Duluth Complex | Metallic Minerals | Microwave Testing | Duluth Complex | NRRI | Report & Data. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1999 | NRRI/RI-99/01 Summary Report of the Natural Resources Research Institute's Contribution to the Interagency Minerals Information Indexing Project | Miscellaneous | Geologic Database | Minerals Indexing Project | NRRI | Report. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1999 | DNR Mineral Potential Report 335 Aggregate Resources and Surficial Geology, Blue Earth County, Minnesota; 4 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps & Data |
1999 | MGS M-102 Primary Sources of Construction Aggregate in the Twin Cities Seven-County Metropolitan Area, Minnesota | Industrial Minerals | Geologic Mapping | Aggregate | MGS | Maps & Data |
1999 | MGS M-101 Bedrock Geologic Map of the Central Duluth Complex and Western Part of the Beaver Bay Complex, Lake and St. Louis Counties, Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
1999 | MGS M-100 Bedrock geology of the Mille Lacs 30 x 60 Minute Quadrangle, East-Central Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
1999 | MGS M-099 Bedrock Geology of the Aitkin 30 x 60 Minute Quadrangle, East-Central Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
1999 | M-092 Bedrock Geologic Map of Northwestern Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
1999 | MGS M-091 Bedrock Geologic Map of Allen Quadrangle, St. Louis County, Minnesota | Metallic Minerals | Geologic Mapping | Bedrock Geology | MGS | Maps & Data |
1999 | MGS Information Circular 44. Geochemical Evaluation of Platinum Group Element (PGE) Mineralization in the Sonju Lake Intrusion, Finland, Minnesota | Metallic Minerals | Geochemistry | MGS | Report | |
1998 | Joint Agency Project Platinum Group Element Occurences in the Basal Zone of the Duluth Complex | Metallic Minerals | Commodity Study | Duluth Complex PGEs | MRRC,DNR, NRRI |
Report |
1998 | CMRL/TR-98-17 Metallurgical Testing of Copper-Nickel Bearing Material from the Duluth Gabbro Progress Summary | Metallic Minerals | Metallurgical Testing | Cu-Ni | CMRL | MN DNR - Hibbing Library |
1998 | NRRI/TR-98/20 Characterization of the Kaolin Occurences in Northern and Central Minnesota | Industrial Minerals | Commodity Study | Kaolin Clays | NRRI | Report |
1998 | NRRI/TR-98/03 Mapping Industrial Clay Potential in the Minnesota River Valley | Industrial Minerals | Geologic Mapping | Kaolin Clays | NRRI | Report & Data. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1998 | MGS M-090 Gravity and Magnetic Modeling of the Duluth Complex in the Allen 7.5 Minute Quadrangle, St. Louis County, Minnesota | Metallic Minerals | Geophysical Mapping | Gravity & Magnetic | MGS | Map |
1997 | NRRI/TR-97/19 Igneous Stratigraphy and Mineralization in the Basal Portion of the Partridge River Intrusion, Duluth Complex, Allen Quadrangle, Minnesota | Metallic Minerals | Geologic Mapping | Duluth Complex | NRRI | Report |
1997 | MGS Information Circular 42. Scientific Test Drilling and Mapping in East-Central Minnesota, 1994-1995: Summary of Lithologic Results | Metallic Minerals | Geologic Drilling | Lithology | MGS | Report |
1997 | DNR Mineral Potential Report 317 Ore Deposit Modeling of the Footwall Mineralization of the Duluth Complex. | Metallic Minerals | Geologic Modeling | Cu-Ni-PGEs Ore Deposit |
DNR | Report, Maps, & Data |
1995 | NRRI/TR-95/26 Geology of the Southern Portion of the Duluth Complex | Metallic Minerals | Geologic Mapping | Duluth Complex | NRRI | Report. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1997 | NRRI/TR-97/08 Transportation Cost Evaluation of Southeastern Minnesota Carbonates | Industrial Minerals | Transportation Study | Carbonates | NRRI | Report |
1994 | NRRI/TR-93/34 Igneous Stratigraphy of the South Kawishiwi Intrusion, Duluth Complex, Northeastern Minnesota | Metallic Minerals | Geologic Mapping | Duluth Complex | NRRI | Report. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1993 | MGS Information Circular 37. Scientific Core Drilling in Parts of Itasca, St. Louis, and Lake Counties, Northeastern Minnesota, 1989-1991 | Metallic Minerals | Geologic Drilling | Lithology | MGS | Report |
1993 | MGS Information Circular 40. Scientific and Exploration Drilling in Northwestern Minnesota | Metallic Minerals | Geologic Drilling | Lithology | MGS | Report |
1993 | DNR Mineral Potential Report 295 Reconnaissance Mineral Potential Evaluation, Central Minnesota, Open File Report; 2 volumes. | Metallic Minerals | Mineral Evaluation | Central Minnesota | DNR | Report and Data |
1993 | DNR Mineral Potential Report 298 Dimension Stone Inventory of Northern Minnesota 1993; 35 pages, 1 insert. | Industrial Minerals | Geologic Inventory | Dimension Stone | DNR | Report & Data |
1993 | DNR Mineral Potential Report 298-2 Dimension Stone Inventory of Northern Minnesota 1995; 35 pages. | Industrial Minerals | Geologic Inventory | Dimension Stone | DNR | Report & Data |
1993 | NRRI/TR-93/17a Testing of Kittson County Bloating Clays as Lightweight Aggregate in Structural Concrete | Industrial Minerals | Mineral Testing | Bloating Clays | NRRI | Report. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1992 | Minnesota Mineral Diversification: A Foundation for Economic Growth Fact Sheet prepared by the Minnesota DNR in 1992. | Miscellaneous | Mineral Diversification Program | Fact Sheet | MCC | Fact Sheet |
1992 | DNR Mineral Potential Report 304 Aggregate Resources and Quaternary Geology, Isanti County, Minnesota; 2 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps & Data |
1992 | DNR Fact Sheet A Handbook for Reclaiming Sand and Gravel Pits in Minnesota | Industrial Minerals | Fact Sheet | Aggregate | DNR | Report |
1991 | Minnesota Mineral Diversification - Biennial Funding Plan and Status Report (Fiscal Year 1992-1993). Report prepared by the Minnesota Minerals Coordinating Committee in January of 1991. | Miscellaneous | Mineral Diversification Program | Report | MCC | Report |
1991 | MGS RI-39 Manganiferous Zones in Early Proterozoic Iron- Formation in the Emily District, Cuyuna Range, East-Central Minnesota | Metallic Minerals | Commodity Study | Manganese | MGS | Report |
1991 | DNR Mineral Potential Report 278 Archean Drill Core Description and Assay in Lake of the Woods County, Minnesota; discussion and analysis of 45 drill cores from T157N R33W & 34W, T158N R33W & 34W, T159N R33W & 36W, T160N R31W & 36W; references; 180 pages. | Metallic Minerals | Geologic Drilling | Examination & Assay | DNR | Report and Data |
1991 | DNR Mineral Potential Report 280 Regional Survey of Buried Glacial Drift, Saprolite and Precambrian Bedrock in Lake of the Woods County, Minnesota; T157N-158N R32W-35W, T159N-160N R31W-36W; references; 202 pages, 2 plates. | Metallic Minerals | Geochemistry | Overburden Drilling | DNR | Report, Maps, and Data |
1991 | DNR Mineral Potential Report 289 Dimension Stone Inventory of Northern Minnesota; identifies areas of Cook, Lake, St. Louis, Itasca, Koochiching & Lake of the Woods counties favorable for dimension stone development; 34 pages. | Industrial Minerals | Geologic Inventory | Dimension Stone | DNR | Report & Data |
1991 | DNR Mineral Potential Report 290 Aeromagnetic Interpretation Pseudo-Geologic Maps, with Evaluation, in Lake of the Woods and Lake Counties, Minnesota; Baudette area: T157N-160N R33W, McDougal Lakes area: T59N-61N R9W-11W; references; 132 pages, 4 plates. | Metallic Minerals | Geophysics | Aeromagnetic | DNR | Report, Maps, and Data |
1991 | DNR Mineral Potential Report 294 Aggregate Resources and Quaternary geology of Wright County, Minnesota; 18 pages, 2 plates. | Industrial Minerals | Geologic Mapping | Aggregate & Surficial Geology | DNR | Maps, Data, & Report |
1991 | NRRI/TR-91/12 Bedrock Geochemistry of Archean rocks in Northern Minnesota | Metallic Minerals | Geochemistry | Bedrock | NRRI | Report & Data. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1991 | NRRI/TR-91/15 Regional and Local Geologic, Mineralogic, and Geochemical Controls of Industrial Clay Grades in the Minnesota River Valley and the Meridian Aggregates Quarry, St. Cloud, Minnesota | Industrial Minerals | Commodity Study | Kaolin Clays | NRRI | Report & Data. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1990 | Minnesota Mineral Diversification - an interim Status Report Report prepared by the Minnesota Minerals Coordinating Committee in February of 1990. | Miscellaneous | Mineral Diversification Program | Report | MCC | Report |
1990 | MGS Scientific Test Drilling in West-Central Minnesota Summary of Lithologic and Stratigraphic Results, 1987-1988, and Some Preliminary Geological Conclusions | Metallic Minerals | Geologic Drilling | Lithology | MGS | Report |
1990 | NRRI/GMIN-TR-89-11 Geology, Geochemistry, and Stratigraphy of a Portion of the Partridge River Intrusion | Metallic Minerals | Geologic Mapping | Duluth Complex | NRRI | Report |
1990 | NRRI/GMIN/TR-89-13 Airborne Imaging Scanner Survey of Northeastern Minnesota | Miscellaneous | Geophysics | Exploration Techniques | NRRI | Report |
1990 | NRRI/TR-90/08 Evaluation of the Carbonate Resources of Southern Minnesota | Industrial Minerals | Commodity Study | Carbonates | NRRI | Report. Contact George Hudak for Digital Data: ghudak@d.umn.edu |
1989 | Minnesota Mineral Diversification - Biennial Funding Plan and Status Report (Fiscal Year 1990-1991). Report prepared by the Minnesota Minerals Coordinating Committee in January of 1989. | Miscellaneous | Mineral Diversification Program | Report | MCC | Report |
1989 | DNR Mineral Potential Report 263 A Regional Geochemical Survey of Glacial Drift Drill Samples Over Archean Terrane in the Effie Area, Northern Minnesota; T149N-151N R25W-27W, T61N-65N R25W-27W, Itasca & Koochiching counties; 382 pages (two volumes), 2 plates. | Metallic Minerals | Geochemistry | Glacial Drift | DNR | Report, Maps, and Data |
1989 | DNR Mineral Potential Report 264 1988-1989 Geodrilling Report; Hubbard, Becker, Koochiching, Beltrami & St. Louis counties; T58N R14W, T67N R24W, T141N R36W, T142N R35W & R37W, T153N R27W, T155N R26W & 27W, T156N R36W; references; 115 pages. | Metallic Minerals | Geologic Drilling | Examination & Assay | DNR | Report and Data |
1989 | DNR Mineral Potential Report 255-1/265/266 1988-1989 Drill Core Repository Sampling Project: 255-1 Duluth Complex, 265 Soudan Mine, 266 Archean Greenstone); analysis of drill core from Duluth complex,Soudan mine, & greenstone terranes; references; 343 pages, 2 plates. | Metallic Minerals | Geologic Drilling | Examination & Assay | DNR | Report, Maps, and Data |
1989 | DNR Mineral Potential Report 267 Minnesota Minerals Database Project: Report on Preliminary Systems Analysis; feasibility study towards creating an inter-agency, unified minerals database; 85 pages. | Metallic Minerals | Geologic Database | Minerals Indexing Project | DNR | Report |
1989 | MGS Information Circular 26. Scientific Core Drilling in Parts of Koochiching, Itasca, and Beltrami Counties, North-Central Minnesota, 1987-1989: Summary of Lithological, Geochemical, and Geophysical Results | Metallic Minerals | Geologic Drilling | Examination & Assay | MGS | Report |
1989 | MGS Information Circular 28. Graphite in Early Proterozoic Rocks of East-Central Minnesota | Metallic Minerals | Commodity Study | Graphite | MGS | Report |
1988 | Minnesota Mineral Diversification - Ten Year Plan Report. Prepared by the Minnesota Minerals Coordinating Committee in January of 1988. | Miscellaneous | Mineral Diversification Program | Report | MCC | Report |
1989 | MGS Information Circular 30. Workshop on the Applicability of Gold and Platinum-Group-Element Models in Minnesota | Metallic Minerals | Geologic Modeling | Gold & PGEs | MGS | Report |
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