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Minnesota Reflections

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  • All fields: conglomerate
(234 results)



Display: 50

    • Bedrock geologic map of northeastern Itasca County, Minnesota, M-68

    • 1990
    • Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments), northeastern Itasca County, scale 1:48,000. Electronic file available at: ftp://mgssun6.mngs.umn.edu/map_catalog/pdf/umn22462.pdf
    • Minnesota Geological Survey
    • Skillings' Mining Review, Volume VIII, Number 46

    • 1920-04-03
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 38

    • 1921-02-05
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 50

    • 1922-04-29
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining and Market Letter, Volume VIII, Number 48

    • 1920-04-17
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining and Market Letter, Volume IV, Number 44

    • 1916-03-25
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 32

    • 1920-12-25
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 9

    • 1920-07-17
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 16

    • 1921-09-03
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 40

    • 1921-02-19
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume VIII, Number 34

    • 1920-01-20
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Geologic map of Minnesota, Hibbing sheet, bedrock geology

    • 1970
    • Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Hibbing quadrangle, scale 1:250,000. Electronic file available at: ftp://mgssun6.mngs.umn.edu/map_catalog/pdf/umn22375.pdf
    • Minnesota Geological Survey
    • Skillings' Mining Review, Volume IX, Number 31

    • 1920-12-18
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 18

    • 1920-09-18
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 33

    • 1921-01-01
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 37

    • 1922-01-28
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Preliminary bedrock geologic maps of northwestern Minnesota, OFR93-01

    • 1993
    • Explanation and maps of the bedrock geology of northwestern Minnesota. Contains drillhole data and results from chemical analysis of drill core samples. Four plates included. Geologic map superseded by Minnesota Geological Survey publications M-80,...
    • Minnesota Geological Survey
    • Skillings' Mining Review, Volume IX, Number 24

    • 1920-10-30
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 40

    • 1922-02-18
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Bedrock geology of the Mesabi Iron Range, Minnesota, M-163

    • 2005
    • Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Mesabi Iron Range, scale 1:100,000. Electronic file available at: ftp://mgssun6.mngs.umn.edu/map_catalog/pdf/umn22581.pdf
    • Minnesota Geological Survey
    • Skillings' Mining Review, Volume IX, Number 37

    • 1921-01-29
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • The Minnesota Geologist, Volume XX, Number 2, Fall-Winter 1966

    • 1966
    • The Fall/Winter 1966 edition of the Geological Society of Minnesota (GSM) newsletter included society notices, as well as memorials to Charles H. Havill, Madeline Weaver, Opal Gruner, Ben Hur Wilson, and William C. Conant, and an article on Copper.
    • Geological Society of Minnesota
    • Skillings' Mining Review, Volume IX, Number 5

    • 1920-06-19
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 31

    • 1921-12-17
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 29

    • 1920-12-04
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 43

    • 1922-03-11
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume VIII, Number 47

    • 1920-04-10
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 47

    • 1922-04-08
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center

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