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Report of Investigations  [21]

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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

Hocker, Stephanie M; Hudak, George J; Heine, John (University of Minnesota Duluth, 2003-05)
Alteration mineral assemblage mapping at the Five Mile Lake Prospect in the Vermilion District of northeastern Minnesota has identified two distinct types of alteration zones within 2.7 billion year-old volcanic and ...

Historical Use of Taconite Byproducts as Construction Aggregate Materials in Minnesota: A Progress Report

Oreskovich, Julie A; Patelke, Marsha M (2006-10)
Coarse taconite tailings and crushed taconite rock (Mesabi Hard Rock™) have been a staple of the road construction industry on Minnesota’s Mesabi Iron Range for over four decades. Comparable to trap rock in quality, taconite ...

Imagining Scientific Realities Deep Underground: Utilizing Knowledge and 3-D Geological Modeling, Fundamental Tenets of The University of Minnesota’s Proposed Institute for Underground Science and Soudan Dusel

Peterson, Dean M (University of Minnesota Duluth, 2007-03)
The ultimate goal of scientific research is to enhance knowledge, thus allowing one (or all) to imagine reality. The most renowned physicists, e.g., Nicholas Copernicus, Galileo Galilei, Isaac Newton, Max Planck, ...

Photomicrographs of the Minerals of the Central and Western Mesabi Range

Niles, Harlan B (University of Minnesota Duluth, 2009-09)
The paper consist of photomicrographs that show colors, forms, occurences, and associations of minerals of the central and western Mesabi Range. These minerals are minnesotaite, talc, stilpnomelane, greenalite, chlorites, ...

SEM Image Comparison of Selected Crushed Mineral Standards Sample Preparation and Analysis

Schreiber, Megan (2010-09)
The qualitative investigation observed, through scanning electron microscope (SEM) analysis, the morphological (size and shape) characteristics that specimen-grade mineral standards can exhibit on a microscopic scale ...

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