[PDF][PDF] Progress Report pertaining to Stratigraphy and Metamorphism of the Biwabik Iron Formation (as Delinated by Logging some of the RGGS Holes from the) …
MJ Severson - 2012 - conservancy.umn.edu
There are very few publically-available drill cores of the Biwabik Iron Formation (BIF) from
the eastern Mesabi Iron Range, ie, former LTV mine, to the current Northshore mine. While …
the eastern Mesabi Iron Range, ie, former LTV mine, to the current Northshore mine. While …
[PDF][PDF] Phase I fuzzy-logic GIS modeling to evaluate the occurrences of mineral systems in Minnesota
GJ Hudak, K Nixon, J Thakurta, W Bartsch - 2022 - conservancy.umn.edu
Eight mineral systems potentially present in Minnesota have been evaluated using fuzzy-
logic modeling utilizing ArcMap® software. Data used from the models was derived from the …
logic modeling utilizing ArcMap® software. Data used from the models was derived from the …
C-51, Geologic Atlas of St. Louis County, Minnesota
EJ Bauer, MA Jirsa, AR Block, TJ Boerboom… - 2022 - conservancy.umn.edu
The sand and gravel deposits of Minnesota are the products of a long glacial history that
makes the mapping of potential water-bearing units in the subsurface challenging …
makes the mapping of potential water-bearing units in the subsurface challenging …
C-19 geologic atlas of Carlton County, Minnesota [part A]
TJ Boerboom - 2009 - conservancy.umn.edu
Figure 1. First-vertical derivative aeromagnetic data superimposed on second-vertical
derivative Bouguer gravity data. Aeromagnetic data (shaded in grayscale) show relative …
derivative Bouguer gravity data. Aeromagnetic data (shaded in grayscale) show relative …
C-19 Geologic atlas of Carlton County, Minnesota [Part A]
TJ Boerboom - 2009 - conservancy.umn.edu
Figure 1. First-vertical derivative aeromagnetic data superimposed on second-vertical
derivative Bouguer gravity data. Aeromagnetic data (shaded in grayscale) show relative …
derivative Bouguer gravity data. Aeromagnetic data (shaded in grayscale) show relative …
C-16 Geologic atlas of Crow Wing County, Minnesota [Part A]
DR Setterholm - 2004 - conservancy.umn.edu
The terms mineral or geologic endowment and mineral resource refer to geologic materials
that have intrinsic economic value and thus potentially could be mined and marketed. The …
that have intrinsic economic value and thus potentially could be mined and marketed. The …
[引用][C] THE WESTERN MARGIN OF THE KEWEENAWAN MIDCONTINENT RIFT SYSTEM: GEOLOGIC HIGHLIGHTS OF ARCHEAN, PALEOPROTEROZOIC …
D Holm, L Woodruff, B Cannon… - Guidebook …, 2005 - Minnesota Geological Survey …