The geology of the neighbourhoods of Flint, Mold, and Ruthin ...

More documents

Recommendations

Info

V1U Page CHAP. XI. SUPERFICIAL DEPOSITS. Introduction - - - 126 Boulder Clay and Sand and Gravel (Glacial) : — Introduction - - 126 (1.) The Vale of Clwyd - - 129 (2.) The Valley of the Chwiler (or Wheeler) - 129 (3.) The upper Valley of the Alyn - 131 (4.) The lower Valley of the Alyn 132 (5,) Halkin Mountain - - 136 (6.) The Coal-field and the Triassic area 139 Glacial Stride - - 144 Boulders .... 146 CHAP. XII. SUPERFICIAL DEPOSITS, cont. River Teebaces Calcareous Tufa- Peat and Alluvium The Estuary op the Deb CHAP. XIII. METALLIFEROUS MINES. Introduction Lead and Zinc Mines : — (1.) Holywell: The Old Holloway, and adjoining veins The Miliar, and adjoining veins - (2.) Halkin Mountain (3.) From Bryn-gwiog to Rhydymwyn - (4.) From Rhydymwyn to Gwern-y-mynydd (5.) From Gwern-y-mynydd to Maes-y-safn (6.) From Maes-y-safn to near Llanarmon Haematite, Copper, and Manganese Ores APPENDIX I. 149 150 151 151 159 163 168 172 181 185 191 194 197 (i.) Collieries and Boreholes in the Flintshire Coal-field - 199 (2.) Borings in the Estuary of the Dee - - - 215 (3.) Wells near the Welsh Border - - 221 (4.) St. Winifred's Well, Holywell ... 222 (5.) Economic Geology - ... 223 Tahle I. „ II. Wenlock Shale Carboniferous APPENDIX II. Tables of Fossils. 226 227
IX LIST OF ILLUSTEATIONS. Fig. 1. Section across the Vale of Clwyd Fault, showing the displacement - 8 „ 2. Unconformable junction of the Trias and Carboniferous Kocks near PUs-dr&w - 12 „ 3. Section from Holywell across Pen-y-ball Common - - -23 „ 4. Section across Nant-figillt aud the southern end of Halkin Mountain - . - 28 „ 5. Section across Moel Ffagnallt ... - 30 „ 6. Section along the Vein and Adit-level from Bryn-bellan to Pant-y- mwyn ----.. -35 „ „ „ ,, „ „ 7. 8. 9. 10. 11. 12. Comparative views of the Calcareous Sandstone Series of Hendre and Gwern-y-mynydd - . 38 Section across the Lower Carboniferous Rocks near Llanferres - 40 Section across the northern end of Hope Mountain - - - 45 Erookhill Brickworks - 88 Trap Brickworks - ... 89 Section across Hawarden Old Colliery, Mare Hay - 96 „ 13. Brook-section at Cuckoo Hill, showing the unconformable junction of the New Bed Sandstone and Lower Coal-Measures - 114 „ 14. Coast-section at Burton Point, showing the junction of the Pebble Beds and Lower Mottled Sandstone - - - 1 1 ... 128 „ 15. Old Fire-clay Pit, Foel-ddu, near Rhes-y-cae - - 120 „ 16. Map of South Lancashire, Cheshire, and the Welsh Border, showing positions and directions of Glacial Striae „ 17. Diagram showing directions of Stria? in South Lancashire and Cheshire - .... 145 „ 18. Diagram showing directions of Stria? on the Welsh Border - - 145 ,_. 19. Section showing the distribution of Ore in the Deep Level Mine - 180 „ 20. Section showing the distribution of Ore in the Rhosesmor Mine 181 „ 21. Plan of the workings in the North Hendre Flat - - - 183 „ 22. Section showing the distribution of Ore in the Bryn-celyn Vein - 186 „ 23. Section showing the distribution of Ore in the Pant-y-mwyn Vein - 187 „ 24. Section showing the distribution of Ore in the Maes-y-safn Vein - 194 ..---- Plate I. Map of the Leeswood Coal-field - - - - 112 „ II. Maps showing Alterations and Reclamations in the Estuary of the Dee - - 158 „ III. Section showing the distribution of Ore in the Cat Hole and Gwerny-mynydd Mines - - - - 189 U 607U9. 5
Page 1 and 2: co 'a £? m&m i » .'£ ¥> I VVy^:
Page 3 and 4: Cornell University Library QE 262.F
Page 5 and 6: MEMOIRS OP THE GEOLOGICAL SURVEY. E
Page 7: MEMOIRS OF THE GEOLOGICAL SURVEY. =
Page 10 and 11: Vale of Eden. In both these tracts
Page 12 and 13: VI A general geological bibliograph
Page 17 and 18: THE GEOLOGY OP THE NEIGHBOURHOODS O
Page 19 and 20: TABLE OF STBATA. 3 The various rock
Page 21 and 22: . Machno WENLOCK SHALE, 5 the dip r
Page 23 and 24: — VALM OF CLWYD. CHAPTER III. CAR
Page 25 and 26: VALE OF CLWTD. In the description o
Page 27 and 28: VALE OF OLWYD. 11 infiltrated with
Page 29 and 30: VALE OF CLWYD. 13 distance, at the
Page 31 and 32: . YALE OF CliWTD.. > 15 to the Toll
Page 33 and 34: CARBONIFEROUS LIMESTONE. 17 CHAPTER
Page 35 and 36: CARBONIFEROUS LIMESTONE. 19 These s
Page 37 and 38: CARBONIFEROUS LTMESTONE. 21 to the
Page 40 and 41: 24 CARBONIlfEBOUS KOCKS. (3.) The B
Page 42 and 43: 26 CARBONIFEROUS ROCKS. these overl
Page 44 and 45: 28 fJffAi't >-N ~ iffi L, ; - ? .'
Page 46 and 47: 30 CARBONIFEKOtJS ROCKS. the crown
Page 48 and 49: 32 CARBONIFEROUS ROOKS. Alyn, where
Page 50 and 51: 34 CARBOHTFEBOUS EOCKS. Pradwctus.
Page 52 and 53: $6 CAEBONIFEEOTTS ROCKS. The Bwlch-
Page 54 and 55: Fig. 7. Comparative Sections of the
Page 56 and 57: 40 CABBONIFEBOUS ROCKS. i Ki *g Co
Page 58 and 59: -12 CARBONIFEROUS ROCKS. more find
Page 60 and 61: 44 CARBONIFEROUS ROCKS. character a
Page 62 and 63: 46 CABBOXIFEBOUS BOCKS. part of the
Page 64 and 65:
48 CARBONIFEROUS ROCKS. replacement
Page 66 and 67:
50 CABBOKirEKOUS KOCKS. shafts. Sou
Page 68 and 69:
— 52 CARBONIFEROUS ROCKS. The Mil
Page 70 and 71:
— 54 CARBONIFEROUS ROCKS. (2.) Bh
Page 72 and 73:
56 CARBONIFEROUS ROCKS. It was not
Page 74 and 75:
58 CAKBONIFEKOUS BOCKS. thin brittl
Page 76 and 77:
60 CARBONIFEROUS HOCKS. ness, and n
Page 78 and 79:
62 CARBONIFEROUS ROCK?, CHAPTER VI.
Page 80 and 81:
64 CARBONIFEROUS ROOKS. as Dyffryn
Page 82 and 83:
66 -CARBONIFEROUS ROCKS. Rectory, a
Page 84 and 85:
68 CARBONIFEROUS ROCKS. We now reac
Page 86 and 87:
70 .CARBONIFEROUS ROCKS. tp be expl
Page 88 and 89:
72 CARBONIFEROUS ROCKS. CHAPTER VII
Page 90 and 91:
74 GAjR-BQlUESROUS EOCBB. , . North
Page 92 and 93:
76 CARBONIFEROUS ROCKS. sections at
Page 94 and 95:
78 CARBONIFEROUS BOCKS. overlying c
Page 96 and 97:
— 80 CARBONIFEROUS ROCKS. white r
Page 98 and 99:
Feet.
Page 100 and 101:
— 84 CARBONIFEROUS ROCKS. in thes
Page 102 and 103:
** 6 T3ARBONTFEROU6 ROCK&' The dark
Page 104 and 105:
88 CARBONIFEROUS ROCKS. At Buckley
Page 106 and 107:
90 CAKBON1FEKOUS EOCKS. Mount Pleas
Page 108 and 109:
CARBONIFEROUS ROCKS. called the " N
Page 110 and 111:
94 CARBONIFEROUS ROCKS. Main Coal a
Page 112 and 113:
96 CARBONIFEROUS ROCKS. W - ti * .B
Page 114 and 115:
98 CARBONIFEROUS ROCKS. ecquently w
Page 116 and 117:
100 CABBONIFEROUS KOCKS. CHAPTER VI
Page 118 and 119:
102 CARBONIFEROUS BOCKS. The The gr
Page 120 and 121:
104 CARBONIFEROUS ROCKS. Measures.
Page 122 and 123:
106 G&3B0NIFEK0US ROCKS. within a l
Page 124 and 125:
108 "CARBONIFEROUS ROCKS. The speci
Page 126 and 127:
110 CAKBOKIF-EKOTJS fiOGKS. A small
Page 128:
112; CARBONIFEROUS ROCKS. One of th
Page 132 and 133:
THE NEW BED SANDSTONE. CHAPTER IX.
Page 134 and 135:
THE NEW BED SANDSTONE. 115 is scarc
Page 136 and 137:
VALE OF CLWYD. 117 than half the Ca
Page 138 and 139:
SANDS AND FIKECLA.YS IN THE LIMESTO
Page 140 and 141:
SANDS AND FIRECLAYS IN THE LIMESTON
Page 142 and 143:
Page 144 and 145:
Page 146 and 147:
GLACIAL DRIFT. 127 under the Boulde
Page 148 and 149:
GLACIAL DKIFT. 129 (1.) The Vale of
Page 150 and 151:
GLACIAL DEIFT. 131 (3.) The Upper V
Page 152 and 153:
GLACIAL DRIFT. 133 the gravel, abou
Page 154 and 155:
. GLACIAW DRIFT. 1'35 generally on
Page 156 and 157:
GLACIAL DEIFT. 137 that of the lowe
Page 158 and 159:
— GLACIAL DRIFT. 139 plateau, sti
Page 160 and 161:
GLACIAL DRIFT. 141 Measure sandston
Page 162 and 163:
GLACIAL DEI FT. 143 and containing
Page 164 and 165:
GLACIAL STBLX. 145 Fig. 17. Diagram
Page 166 and 167:
BOULDERS. 147 well-known boulder ma
Page 168 and 169:
K1VEE TERRACES. 149 CHAPTER XII. SU
Page 170 and 171:
ESTUARY OF THE DEE» 15 L Tufa occu
Page 172 and 173:
• ft - ? ESTUABY OF THE DEE. 153
Page 174 and 175:
ESTUART OF THE DEE. J 55 buried und
Page 176 and 177:
ESTUARY OF THE DEE. maintained by t
Page 179:
Oeotoptrab Survey of£nglastd/ S Wa
Page 182 and 183:
160 METALLIFEROUS MINES. of hills e
Page 184 and 185:
162 METALLIFEROUS MINES. from a var
Page 186 and 187:
164 LEAD AND ZINC MINES. stratum be
Page 188 and 189:
166 LEAD AND ZINC MINES the western
Page 190 and 191:
168 LEAR AXD ZINC MINES. crossed th
Page 192 and 193:
17-0 LEAD AND ZINC MINES. They seem
Page 194 and 195:
172 LEAD AND ZINC MINES. ing wall,
Page 196 and 197:
lT4t LEAD AND ZINC MINES. 1 The —
Page 198 and 199:
— 176 LEAD AND ZINC MINES. The fi
Page 200 and 201:
178 LEAD AND ZINC MINES. The chert
Page 202 and 203:
180 LEAD AND ZINC MINES. direction
Page 204 and 205:
*82 . LEAD AND ZINC MINEri. thereby
Page 206 and 207:
1°4 — LEAD AND ZINC MINES. syste
Page 208 and 209:
186 LEAD AND ZINO MINES. Near the t
Page 210:
188 LEAD AND ZINC MINES. A second c
Page 214 and 215:
KHYDYMWYN TO GWEKX-Y-MYNYDK? 189 co
Page 216 and 217:
UWJSBN-Y-MYNYDD TO MAES-Y-SAFN. 191
Page 218 and 219:
GWKBN-Y-MYNYDD TO MAES-Y-SAFN. 193
Page 220 and 221:
MAES-Y-8AFN TO NEAR LLANARMON. 195
Page 222 and 223:
MAES-T-SAFN TO KEA.R LLANABMON. 197
Page 224 and 225:
COLLIfcEIES AND liOKEHOLES. 199 APP
Page 226 and 227:
Grey shale Hard stone Grey shale Bl
Page 228 and 229:
Measures Bbassv Coal Measures Coal
Page 230 and 231:
Soil — COLLIERIES AND BOEEHOLE8.
Page 232 and 233:
COLLIE KIES AND BOREHOLES. 207
Page 234 and 235:
z?:?/Z COLLIERIES "AND BOREHOLES. 2
Page 236 and 237:
: rk Measures Bine Goal - Measures
Page 238 and 239:
Measures Hollin Coal Measures Main
Page 240 and 241:
BOKINGS IN THE ESTUABT OF THE DEE.
Page 242 and 243:
— BOEINGS IN THE ESTTJABY OF THE
Page 244 and 245:
BOEINGS IN THE ESTUARY OF THE DEE.
Page 246 and 247:
WELLS NEABC THE WELSH BOEDER. 221:
Page 248 and 249:
ECONOMIC GEOLOGY. 223 AwdytU^of the
Page 250 and 251:
ECONOMIC GEOLOGY. 225 Chwarel Pen-y
Page 252 and 253:
— CARBONIFEROUS. 227 TABLE II. Ca
Page 254 and 255:
cabbojtifebouss, 211 3 2g . £g ED
Page 256 and 257:
_^— CARBONIFEROUS. 231
Page 258 and 259:
Aberdine, 36, 41, 192. " Aberdo" li
Page 260 and 261:
Chwarel-las Veins, 177. Chwarel Pen
Page 262 and 263:
Greenfield, Drift at, 140; tides at
Page 264 and 265:
. ; Morton, Mr. 6. H., on the limes
Page 266 and 267:
River Dee Company, 156. River Terra
Page 268 and 269:
Missing Page
Page 273:
?!^a^( J ' ' wwfvrPftww Ifiua i'-S'
show all

The geology of the neighbourhoods of Flint, Mold, and Ruthin ...

Create successful ePaper yourself

Delete template?

Save as template?