- Page 1: Petrology and Cu-Ni-PGE Mineralizat
- Page 5 and 6: While this cumulate stratigraphy of
- Page 7 and 8: 4.6.1 Little BIC...................
- Page 9 and 10: Figures 1 Geologic Map of Southwest
- Page 11 and 12: 1.0 Introduction The failed rifting
- Page 13 and 14: 08BIC044 • Figure 2. Geology of t
- Page 15 and 16: 1.1.2 Baraga Group Collision of an
- Page 17 and 18: lithosphere and the lower crust (Ni
- Page 19 and 20: 1.1.4 Bovine Igneous Complex The (B
- Page 21 and 22: and a sulfur isotope study is under
- Page 23 and 24: those goals will be to characterize
- Page 25 and 26: 2.1 Core Logging and Sampling Three
- Page 27 and 28: exporting data layers from ArcMap a
- Page 29 and 30: Figure 7. Modal rock type classific
- Page 31 and 32: were chosen from each rock type whi
- Page 33 and 34: outcrops are very coarse-grained an
- Page 36 and 37: Figure 12. Bedrock geologic map of
- Page 38 and 39: The feldspathic wehrlite is in turn
- Page 40 and 41: unit to subprismatic at the top (Fi
- Page 42 and 43: Figure 15. Stratigraphic variation
- Page 44 and 45: 3.2.2 08BIC044 This 731m long hole
- Page 46 and 47: The lower feldspathic wehrlite unit
- Page 48 and 49: the dramatic increase in clinopyrox
- Page 51 and 52: Figure 17. Generalized lithostratig
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Figure 20. Stratigraphic variation
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Figure 21. Lithostratigraphy of dri
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Figure 23. Modal mineralogy of plag
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A B Figure 25. A.) Photomicrograph
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A B Figure 27. A.) Photomicrograph
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3.3 Mineral Chemistry and Cryptic L
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Figure 29. Stratigraphic variation
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All values in parts per million (pp
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4.0 Discussion The petrographic, mi
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the lower feldspathic wehrlite unit
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would expect from the fractional cr
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Cumulate Stratigraphy Pl+Cpx+Ox Cpx
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orthocumulate zone similarly increa
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upper slate of the Michigamme forma
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C. Emplacement of upper ultramafic
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Figure 34. Normalization spider dia
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aluminum but higher titanium, iron,
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B. QFM C. QFM-2 Figure 36. Mineral
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Figure 37. Mineral paragenesis calc
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Figure 38. Plot of Cu, Ni, Pd, and
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wehrlite followed by a feldspathic
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Johnson, R.C., 2007, Petrography an
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Appendix A Petrographic Description
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Appendix A-1 Bulk Rock Petrography
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044-414.7 fwer med crs to crs wehrl
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Appendix A-2 SILICATE MINERAL PETRO
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044-497.5 fwer med to med crs calci
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Appendix B Mineral Chemical Data Py
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Spectrum 3 53.26 0.94 2.43 7.6 0 15
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Average 86.1 50.1 8.1 41.8 SD 0.37
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Spectrum 3 54.15 0.84 1.64 5.3 0 16
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Spectrum 5 55.36 1.56 5.96 0 19.97
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Ol.2 40.99 16.16 0 42.84 100.0 82.5
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Spectrum 6 53.95 0.95 2.41 6.92 17.