Exploration for porphyry-style copper mineralisation near Llandeloy

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Fig.2. Map showing the solid geology and rock sample sites in the area around Middle Mill and <strong>Llandeloy</strong>.
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Natural Environment Research Counci
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Report No. 78 @ Crown copyright 198
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SUMMARY REGIONAL STUDIES Intrusive
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SUMMARY Geological, geochemical and
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concluded that except for Zn the re
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The only rock containing evidence o
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Table 3 Analyses of miscellaneous r
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- 28 St. Brides Bay -
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Hercynian orogenies (M. 3. Arthur,
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Figure 14 Location of soil anomalie
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producing a very limited dispersion
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-1 00- Contours of VLF horizontal i
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area and periglacial and glacial de
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the Brunel Beds or the Tetragraptus
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contains sparse subhedral plagiocla
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There is some variation in the alte
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The cause of other isolated weak Cu
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j Table 9 Summary of analyses of in
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increase the Zr content. The divisi
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variation between pu8M microdioritn
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T/I~~/~~IPYS openjoi~~tcd limestone
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Table 13 Summary statistics for sed
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than average values quoted for sand
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Introduction The main geophysical m
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Figure 42 Contour map of apparent r
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Figure 45 Contour map of tow magnet
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Pigum? 47 Cumulative f reguency plo
Page 60 and 61: it to this late propylitic alterati
Page 62 and 63: HOLWSTER, V.F. 1974. An appraisal o
Page 64 and 65: APPENDIX 1 ABBREWATEI) BOREHOLB LOG
Page 66 and 67: BOREHOLE 2 Registration Number STvI
Page 68 and 69: BOREHOLE 3B Registration Number SM
Page 70 and 71: BOREHOLE 5 Registration Number SM 8
Page 76 and 77: SANDSTONE: as above CLAY GOUGE: SAN
Page 78 and 79: --- APPARENT ESISTIVITY pa IN OHM M
Page 80 and 81: APPARENT ESISTMTY H Bbs ys 06 q6 CH
Page 82 and 83: z ~ l ~ ~ ~ l ~ l . ~ l ~ , ~ l l A
Page 84 and 85: z ~ 1 ~ 1 ~ 1 ~ 1 ~ 1 APPARENT FEJS
Page 86 and 87: z ~ l $ l l l l l ~ l l ~ l l l l ~
Page 88 and 89: MAGNETIC FELD IN NAFTESLA Y /-*-.-.
Page 90 and 91: !IN@ a 8 g e s s I! s F N : , S ? I
Page 92 and 93: ~ N & E e 8 g B 8 8 7 a F N . S ~ 9
Page 94 and 95: PHYSICAL PROPERTY MEASUREMENTS ON B
Page 96 and 97: Borehole 8 (diameters of core 9-72
Page 98 and 99: APPENDIX 5 COMPUTER MODELLING OF AE
Page 101 and 102: RMS RESID - 6.53 FLU. PT ELEV ORS n
Page 103 and 104: MRGNET I C: TIJTERF'HFTAT 1014 . .
Page 105 and 106: ANU.YSB OF BOLPROLB CORE& TRACE ELE
Page 107 and 108: . Sample BH , Depthv ,(m); -, - . ~
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Page 113: Fig.1 1 . Bouguer anomaly map of th
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Page 118 and 119: Lz{ A Q Quartz E Epldote n - --1 t;
Page 120 and 121: - 1;;::;;j x X ZX X X X X * X X X X
Page 122 and 123: Fig.26. BOREHOLE 6 Q Quartz Drlh de
Page 124 and 125: F1g.28. BOREHOLE 8 OPEN I HOLE I Q
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Exploration for porphyry-style copper mineralisation near Llandeloy

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