Proposed Title 1: - Queen's University

Figure 3.1. Generalized geological map of the Western Churchill Province, Canada….….83
Figure 3.2. Simplified geological map of the Beaverlodge area……….………………..…85
Figure 3.3. Mineral paragenesis of the Beaverlodge U deposits……….…………….….…91
Figure 3.4. Photomicrographs of typical mineral assemblages ……………………….…...94
Figure 3.5. Content of substituting elements in U as function of the chemical Pb age……97
Figure 3.6. Diagrams showing the compositional variation of chlorite phases.......….…..102
Figure 3.7. Calculated δ 18 O and δ 13 C values of mineralizing fluids in equilibrium with
carbonate minerals……….……………………………………………....…………106
Figure 3.8. Calculated δ 18 O and δ 2 H values of mineralizing fluids in equilibrium with
chlorite minerals……...…………………………………………………………….110
Figure 3.9. Diagrams showing chondrite normalized REE compositions of uraninite…..113
Figure 3.10. Chondrite-normalized REE patterns in uraninite ……….……………….…115
Figure 3.11. Conceptual genetic model for U mineralization in the Beaverlodge area…..121
Figure 4.1. Geological map of the South Alligator River area……………………….…..135
Figure 4.2. Geological plan of the Coronation Hill deposit……………………….……..141
Figure 4.3. Geological cross-section of El Sherana U deposits…………………………..143
Figure 4.4. General mineral paragenesis of the Coronation Hill deposit……..……….…147
Figure 4.5. Photomicrographs of typical mineral alteration phases of the pre-ore stage...149
Figure 4.6. Photomicrographs of typical mineral alteration phases of the syn-ore stage...151
Figure 4.7. Photomicrographs of typical mineral alteration phases of the post-ore stage..153
Figure 4.8. General mineral paragenesis of the El Sherana deposit………………………154
Figure 4.9. Microphotograph of typical mineral assemblages and crosscutting relationships
of the pre-, syn, and post-ore stage in the El Sherana deposit…………………...…156
Figure 4.10. Photomicrographs of mineral assemblages of the Coronation sandstones….158
Figure 4.11. Calculated δ 2 H and δ 18 O values of fluids in equilibrium with clay minerals.165
Figure 4.12. U-Pb concordia diagrams from in situ isotopic analysis by LA-HR-ICP-MS of
U-rich minerals from the Coronation Hill and El Sherana deposits …………..…..170
Figure 4.13. Pb-Pb isochron diagrams of galena and uraninite from Coronation Hill...…172
Figure 4.14. Plot of element contents in uraninite as a function of chemical Pb ages……174
Figure 4.15. Conceptual genetic model for U mineralization in the SAVMF……………178
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