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$Fayek & Kyser 2000 uraninite fractionations.pdf - Queen's University$

APPENDIX C REE characteristic parameters of various generation of uraninite from deposits of the Beaverlodge area. Sample ΣREE TLREE THREE LREE/HREE Eu/Eu* (La/Sm)N (Tb/La)N (Tb/La)N Tb/Yb Sm/La (La/Yb)N 6120-1 4628.5 4476.5 152.0 29.4 0.7 19.4 0.01 0.00 1.1 0.03 41.0 6120-3 3236.6 3071.5 165.1 18.6 0.7 18.1 0.02 0.01 1.1 0.03 28.1 6120-4 4144.8 4018.9 126.0 31.9 0.7 22.9 0.01 0.00 1.1 0.02 46.1 6120-5 4764.1 4582.0 182.1 25.2 0.7 16.6 0.02 0.00 1.3 0.03 38.4 6120-8 5079.1 4842.3 236.9 20.4 0.7 15.0 0.02 0.01 1.4 0.04 34.8 6120-10 3889.7 3745.7 144.0 26.0 0.7 18.8 0.02 0.00 1.1 0.03 37.9 6120-11 5672.4 5495.2 177.2 31.0 0.8 17.4 0.01 0.00 1.2 0.03 45.1 3705-1 8708.6 8087.3 621.3 13.0 0.6 3.2 0.06 0.02 1.4 0.17 10.1 3705-2 8927.3 8273.3 654.0 12.7 0.6 2.2 0.08 0.03 1.5 0.25 7.8 3705-3 11807.0 11020.1 786.9 14.0 0.6 3.1 0.06 0.02 1.4 0.18 9.8 3705-4 12492.5 11669.4 823.1 14.2 0.6 3.1 0.06 0.02 1.4 0.18 10.0 3705-5 5273.3 5025.8 247.5 20.3 0.6 4.2 0.04 0.01 1.5 0.13 15.9 3705-6 8729.9 8129.0 600.9 13.5 0.6 2.9 0.09 0.02 1.1 0.19 6.9 3705-7 4291.4 4092.2 199.1 20.6 0.7 4.2 0.04 0.01 1.6 0.13 16.3 3705-8 2947.5 2813.2 134.2 21.0 0.6 4.9 0.04 0.01 1.3 0.11 17.1 3705-10 2311.8 2155.8 156.0 13.8 0.5 3.7 0.07 0.02 1.1 0.15 8.9 3705-12 10542.9 9972.3 570.6 17.5 0.6 3.3 0.06 0.02 1.3 0.16 11.0 5812_1 9389.7 6585.9 2803.8 2.3 0.6 1.8 0.23 0.08 1.5 0.31 2.6 5812_2 14030.2 10903.4 3126.9 3.5 0.7 1.4 0.21 0.07 1.4 0.39 2.9 5812_3 21185.2 18070.8 3114.4 5.8 0.7 3.0 0.09 0.03 1.4 0.18 6.9 5812_5 15508.5 13642.2 1866.3 7.3 0.7 1.6 0.19 0.04 1.0 0.35 3.2 5812_8 18693.8 16341.5 2352.3 6.9 0.8 2.8 0.10 0.03 1.2 0.19 5.8 5812_9 26403.2 18937.3 7465.8 2.5 0.5 1.5 0.53 0.07 0.6 0.36 1.1 5812_10 4690.6 4421.1 269.5 16.4 0.7 9.3 0.03 0.01 1.2 0.06 20.2 5812_11 6312.0 5580.6 731.4 7.6 0.7 4.6 0.07 0.02 1.3 0.12 9.1 90085-1 11334.7 8526.6 1883.5 4.5 0.7 1.6 0.14 0.05 1.6 0.32 4.3 90085-2 14232.9 9858.4 2551.7 3.9 0.7 1.6 0.17 0.06 1.5 0.33 3.6 90085-3 9697.7 6677.1 1478.5 4.5 0.7 1.9 0.12 0.04 1.5 0.26 4.9 90085-4 10126.3 7828.1 1718.0 4.6 0.7 1.8 0.13 0.05 1.6 0.30 4.8 90085-5 15865.5 11021.9 2586.6 4.3 0.7 1.6 0.16 0.05 1.5 0.32 3.9 90085-6 7659.2 5240.2 1251.0 4.2 0.7 2.2 0.14 0.04 1.4 0.24 4.5 90085-7 13572.8 8813.7 2632.8 3.3 0.8 1.8 0.19 0.06 1.4 0.31 3.2 90085-8 7914.4 6002.1 1253.8 4.8 0.7 2.1 0.12 0.04 1.5 0.25 5.1 90085-9 6868.9 5036.0 1084.0 4.6 0.7 2.2 0.12 0.04 1.4 0.26 4.9 249
Sample ΣREE TLREE THREE LREE/HREE Eu/Eu* (La/Sm)N (Tb/La)N (Tb/La)N Tb/Yb Sm/La (La/Yb)N 90085-10 14839.2 9513.8 2684.8 3.5 0.8 1.4 0.20 0.07 1.5 0.37 3.1 90085-11 14381.9 10788.9 4286.8 2.5 0.7 1.6 0.29 0.08 1.1 0.36 2.1 6134-12 19482.4 16122.7 3359.8 4.8 0.1 1.2 0.10 0.04 1.8 0.47 6.0 6134-10 18785.4 15510.3 3275.1 4.7 0.1 1.2 0.11 0.04 1.7 0.45 5.6 6134-9 15234.8 12540.1 2694.6 4.7 0.1 1.2 0.10 0.04 1.7 0.44 5.9 6134-8 7718.3 6174.2 1544.0 4.0 0.1 2.2 0.08 0.03 1.5 0.25 7.1 6134-11 3350.9 2821.4 529.5 5.3 0.1 4.9 0.04 0.01 1.5 0.11 15.1 6134-13 1291.3 1211.1 80.2 15.1 0.1 13.0 0.01 0.00 1.9 0.04 61.7 6134-14 1158.3 1069.1 89.3 12.0 0.1 11.4 0.02 0.01 1.4 0.05 34.9 6122-22 2934.6 2669.5 265.1 10.1 0.6 5.8 0.03 0.01 1.7 0.09 17.6 6122-21 2329.3 2116.4 212.9 9.9 0.6 5.6 0.04 0.01 1.2 0.10 14.9 6122-19 2326.9 2120.5 206.4 10.3 0.6 5.7 0.05 0.01 1.1 0.10 12.8 6122-17 2230.0 2018.5 211.5 9.5 0.6 5.4 0.04 0.01 1.3 0.10 13.9 6122-18 2107.2 1884.0 223.2 8.4 0.5 5.2 0.05 0.01 1.2 0.10 12.6 6122-20 1944.8 1760.5 184.2 9.6 0.9 5.9 0.04 0.01 1.5 0.09 17.3 6122-3 1130.3 1046.5 83.8 12.5 0.7 9.3 0.04 0.01 0.9 0.06 15.1 6122-11 1029.5 969.4 60.2 16.1 0.7 8.6 0.03 0.01 1.0 0.06 20.8 6122-12 928.0 859.4 68.6 12.5 0.5 11.7 0.04 0.01 0.8 0.05 16.0 6122-9 892.4 831.1 61.2 13.6 0.7 8.4 0.04 0.01 1.1 0.07 16.8 6122-2 852.3 768.6 83.6 9.2 0.7 6.0 0.06 0.01 1.0 0.09 9.7 6122-13 833.5 766.4 67.1 11.4 0.7 8.3 0.05 0.01 0.8 0.07 13.0 6122-4 793.5 705.7 87.7 8.0 0.7 7.5 0.07 0.01 0.8 0.07 8.8 6122-5 792.4 725.7 66.7 10.9 0.6 10.4 0.04 0.01 0.8 0.05 13.8 6122-15 740.0 679.7 60.2 11.3 0.6 7.7 0.04 0.01 1.0 0.07 15.1 6122-8 703.3 648.7 54.5 11.9 0.7 7.9 0.05 0.01 0.8 0.07 13.3 6122-6 655.1 605.4 49.7 12.2 0.7 10.0 0.03 0.01 1.3 0.05 19.4 6122-7 520.3 479.5 40.8 11.8 0.7 7.6 0.05 0.01 0.8 0.07 12.1 6139-2 3739.3 3398.1 341.2 10.0 0.6 8.5 0.03 0.01 1.4 0.06 18.8 6139-3 3838.3 3488.2 350.1 10.0 0.6 10.2 0.03 0.01 1.2 0.05 18.8 6139-4 4263.4 3969.5 293.9 13.5 0.7 13.5 0.02 0.01 1.2 0.04 24.8 6139-5 3187.3 2864.2 323.1 8.9 0.6 6.3 0.04 0.01 1.4 0.09 14.4 6139-6 4860.8 4432.6 428.2 10.4 0.7 8.7 0.04 0.01 1.2 0.06 15.6 6139-7 3309.8 2974.1 335.7 8.9 0.7 6.8 0.04 0.01 1.5 0.08 16.8 6139-8 2721.1 2412.9 308.2 7.8 0.7 6.9 0.05 0.01 1.3 0.08 13.3 6139-9 3590.9 3197.6 393.3 8.1 0.6 6.5 0.04 0.01 1.4 0.08 14.6 6139-11 1877.7 1564.2 313.5 5.0 0.7 6.2 0.10 0.02 0.8 0.09 6.1 250
Page 1 and 2:
FLUID EVOLUTION AND STRUCTURAL CONT
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Abstract Uranium deposits associate
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Co-Authorship This thesis and the m
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Sarah Rice and Jonathan Cloutier, a
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TABLE OF CONTENTS Abstract………
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2.5.2. Temporal relationships of fa
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4.5.3. Isotopic compositions of min
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List of Figures Figure 1.1. General
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Figure 4.16. Distribution of 207 Pb
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Table 4.4. Isotopic data of the U-P
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processes by which these deposits f
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Figure 1.1. Generalized geological
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which is the equivalent of the Mill
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dolostone and carbonaceous shale (L
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Mineral Field (Figure 1.2). Many de
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2005). U mineralization is controll
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Figure 1.4. Schematic representatio
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In particular, the key issues to be
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genetic model for the U mineralizat
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fourth and most significant uranium
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The Beaverlodge area is part of the
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1998; Hartlaub and Ashton, 1998). R
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(D 1 ) produced a regional migmatit
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These previous age models do not ta
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the age when the concentrations of
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Figure 2.3. A: Detailed geologic ma
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hornblende-feldspar gneiss showing
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east-west striking en-échelon quar
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and broken Kfs 1 and Qtz 1 embedded
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A Meters LEGEND B Figure 2.6. A: De
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Figure 2.7. Microphotograph of vari
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eplaces Kfs 1 feldspars (Fig. 2.7A)
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the Qtz 1 quartz dissolution result
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Figure 2.9. Microphotograph of typi
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uraninite (Fig. 2.10). The errors o
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Figure 2.10. Backscattered Electron
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post-mineralization alteration duri
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Post-mineralization alteration even
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Volcanic-type ±U 5 (Sample 6139, G
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6134 pt8a 2 Gunnar 82.92 2.92 5.30
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Regression to zero content of the s
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faults (Fig. 2.13C). The breccias w
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Figure 2.13. Schematic cross-sectio
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Mylonites were then reactivated at
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and thrusting during the 1.94-1.92
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Beaverlodge area (Morelli et al., 2
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dikes (Ernst and Buchan, 2001b) and
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Figure 2.15: Distribution of 207 Pb
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CHAPTER 3 GENESIS OF MULTIFARIOUS U
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eccia-type. The other styles of min
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The basement consist of Neoarchean
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of essentially unmetamorphosed arko
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WDX X-ray spectrometers at Carleton
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3.4. Results 3.4.1. Paragenesis of
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are derived from their chlorite cry
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Figure 3.4. Photomicrographs of typ
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3.4J). Py 6 Pyrite and Cpy 5 chalco
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mineralization varies from 25.70 to
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6137APt71 60.67 13.73 4.59 6.48 0.0
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Fig. 3.6A). The Ca may result from
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Sample ID 1 ± 2 ± 3.a ± 4 ± 5.a
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Stable isotopic O and C composition
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Sample ID Deposit Mineral Mineral v
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equilibrium with a fluid having δ
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Syn-ore Chl 8 chlorite sampled from
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Figure 3.9. Binary diagrams showing
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Figure 3.10. Chondrite-normalized R
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Retrograde metamorphism Early vein
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contents in syn-ore Chl 4 chlorite
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decompression and hydration reactio
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mineralizations, which upgraded the
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metamorphic origin of the main U 4
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y the abundance of Ap 1 apatite and
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of late fluid events that have affe
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CHAPTER 4 FLUID EVOLUTION AND GENES
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1990, 1991; Wyborn et al., 1990). H
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stable isotope geochemistry, U-Pb g
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coincident with the initiation of s
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plasma mass spectrometry (LA-HR-ICP
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The Coronation Hill deposit occupie
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arsenides, nickel selenide and copp
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No corrections were made to the 238
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which was interpreted as being asso
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porphyry and coated by Chl 1 formin
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Mineralized breccias showing quartz
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SOUTH ALLIGATOR RIVER GROUP EL SHER
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A Carbonaceous Shale B Src 1 Qtz 1
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A Granite Qtz 0 fragments Qtz 0 B M
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chemical composition as a result of
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Sample I.D SiO 2 CaO FeO ThO 2 MnO
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site occupancy (Cathelineau, 1988).
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Mineral values Temperature Fluid va
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Corrected ratios Apparent ages ( ±
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G H Figure 4.12. U-Pb concordia dia
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Figure 4.13. Pb-Pb isochron diagram
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and 4.12B), and to 207 Pb/ 206 Pb a
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160 o C at Coronation Hill. The tem
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Figure 4.15. Conceptual genetic mod
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of the Koolpin Formation, while dep
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at ca. 1820 Ma, approximately 40 My
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culminating with the formation of R
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deposits is related to fluids deriv
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CHAPTER 5 GENERAL DISCUSSION 5.1. I
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ed-bed strata and associated volcan
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character of the fluid that formed
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5.2.1.2. Metamorphic-related uraniu
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during brecciation or reduction as
Page 217 and 218: ca. 1820 Ma that triggered reactiva
Page 219 and 220: Plutons Event at 1.4 Ga (Barinek et
Page 221 and 222: Kolari-Kittila Province Kuusamo Pro
Page 223 and 224: The uranium deposits in various pro
Page 225 and 226: Fig. 5.6. Distribution of the Rorai
Page 227 and 228: Roraima Basin, similar to what is o
Page 229 and 230: etween ca. 2.3 Ga and 1.9 Ga. Later
Page 231 and 232: REFERENCES Adams, J., 1989. Postgla
Page 233 and 234: Ashton, K.E., 2010. The Gunnar Mine
Page 235 and 236: Bowles, J.F.W., 1990. Age dating of
Page 237 and 238: Cuney, M.L., 2005. World-class unco
Page 239 and 240: deposits in the Athabasca Basin, Sa
Page 241 and 242: Hartlaub, R.P., Heaman, L.M., Chack
Page 243 and 244: Saskatchewan Geological Survey, Sas
Page 245 and 246: Kyser, K., and Cuney, M., 2008. Geo
Page 247 and 248: two-sided oblique-slip collisional
Page 249 and 250: Creek Geosyncline: in ‘The minera
Page 251 and 252: Piper, J.D.A., 2004. Discussion on
Page 253 and 254: 99.Sheppard SMF and Gilg HA 1996. S
Page 255 and 256: Proceedings Darwin Conference 1984
Page 257 and 258: Wingate, M.T.D, Pisarevsky SA, Evan
Page 259 and 260: Sample Deposit 207 Pb/ 206 Pb ±2σ
Page 265 and 266: APPENDIX B REE contents of various
Page 267: Sample Y Zr Cs Ba Th La Ce Pr Nd Sm
Page 271 and 272: SAMPLE ID. SiO 2 TiO 2 AL 2O 3 CR 2
Page 273 and 274: SAMPLE ID. SiO 2 TiO 2 AL 2O 3 CR 2
Page 275 and 276: APPENDIX E Electron microprobe data
Page 277 and 278: SAMPLE Si 4+ AL 4+ Total AL 6+ Ti 4
Page 279 and 280: SAMPLE Si 4+ AL 4+ Total AL 6+ Ti 4
Page 281 and 282: Sample ID. Deposit UO 2 SiO 2 CaO F
Page 283 and 284: Sample ID. Deposit UO 2 SiO 2 CaO F
Page 285 and 286: Corrected ratios Apparent ages ( ±
Page 287 and 288: Corrected ratios Apparent ages ( ±
Page 289 and 290: Sample ID. Al 2O 3 CaO FeO K2O MgO
Page 291 and 292: Sample ID. Al 2O 3 CaO FeO K2O MgO
Page 293 and 294: 250 85 330 40 145 70 25 65 30 30 27
Page 295 and 296: Mineralized veins Quartz veins 276
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