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Minnesota Reflections

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  • All fields: densities
(36 results)



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    • Bouguer gravity anomaly map of Minnesota, S-16

    • 1992
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Geological Society of Minnesota News, Volume LV, Number 1, Spring 2001

    • 2001
    • The Spring 2001 edition of the Geological Society of Minnesota (GSM) newsletter included society notices, news of budget cuts at Minnesota Geological Survey, a report on plans for a trip to Utah, a story on radon, and a memorial to Kerry Kelts.
    • Geological Society of Minnesota
    • Geology of Minnesota: a centennial volume, Plate 2

    • 1972
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), showing...
    • Minnesota Geological Survey
    • GSM News, Volume LVIII, Number 2, Summer 2004

    • 2004
    • The Summer 2004 edition of the Geological Society of Minnesota (GSM) newsletter included a report on Harvey Thorleifson's talk on new frontiers in geological mapping at the banquet, along with other articles and notices.
    • Geological Society of Minnesota
    • Minnesota Highways, July 1958

    • 1958-07
    • This issue covers the opening of an Interstate route north of Owatonna, Highway department town hall meetings, and the Central office mail room. Minnesota Highways was the official employee newsletter of the Minnesota Department of Highways...
    • Minnesota Department of Transportation, Mn/DOT Library
    • Minnesota Highways, June 1956

    • 1956-06
    • This issue covers planning for freeway development, performance measures, and an update from the districts. Minnesota Highways was the official employee newsletter of the Minnesota Department of Highways (1951-1976).
    • Minnesota Department of Transportation, Mn/DOT Library
    • Minnesota Highways, October 1963

    • 1963-10
    • This issue covers the Legislature's Interim Commission on Highways, highway improvements in the Wilmar District, and construction progress on two Interstate bridges. Minnesota Highways was the official employee newsletter of the Minnesota...
    • Minnesota Department of Transportation, Mn/DOT Library
    • Minnesota Highways, March 1960

    • 1960-03
    • This issue covers the department's role in disaster defense, the contract control program for federal highway aid, and trends in surveying practices. Minnesota Highways was the official employee newsletter of the Minnesota Department of Highways...
    • Minnesota Department of Transportation, Mn/DOT Library
    • Minnesota Highways, October 1967

    • 1967-10
    • This issue covers the new merit pay increase policy, testing of breakaway light poles, and the Minnesota Society of Professional Engineers. Minnesota Highways was the official employee newsletter of the Minnesota Department of Highways (1951-1976).
    • Minnesota Department of Transportation, Mn/DOT Library
    • Simple Bouguer gravity anomaly map of Minnesota, S-12

    • 1982
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Bemidji sheet, M-41

    • 1978
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Brainerd sheet, M-40

    • 1978
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Duluth sheet, M-37

    • 1977
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Hibbing sheet, M-3

    • 1968
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Hibbing sheet, M-56

    • 1985
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, International Falls sheet, M-62

    • 1987
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, New Ulm sheet, M-43

    • 1980
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Roseau sheet, M-12

    • 1973
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, St. Cloud sheet, M-44

    • 1980
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, St. Paul sheet, M-48

    • 1980
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Stillwater sheet, M-35

    • 1977
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnesota, Two Harbors sheet, M-9

    • 1970
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • Simple Bouguer gravity map of Minnnesota and northwestern Wisconsin, M-10

    • 1970
    • Bouguer gravity anomaly map (anomaly related to different densities of rocks in the upper crust, Bouguer anomaly is a corrected difference between an observed gravity measurement and value predicted from a generalized earth model), shown as contour...
    • Minnesota Geological Survey
    • The Minnesota Geologist, Volume XXI, Number 1, Spring-Summer 1967

    • 1967
    • The Spring/Summer 1967 edition of the Geological Society of Minnesota (GSM) newsletter included society notices such as the message from the President, a memorial to John Orval Engen, and articles on fossil hunting in Minnesota by Dr. Robert E....
    • Geological Society of Minnesota

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