The mineral wealth of Wales and its exploitation:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Edinburgh
Oliver and Boyd
1961
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XV, 248 S. Ill., Kt. |
Internformat
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Datensatz im Suchindex
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|---|---|
| adam_text | TH EMI NERAL WEA LTH OF
WALES
AND ITS EXPLOITATION
TREVOR M THOMAS
M SC ,FGSJFRGS
OLIVER AND BOYD
EDINBURGH AND LONDON
CONTENTS
Chapter Page
i THE GEOLOGICAL BASIS OF THE COUNTRY S i
NATURAL WEALTH
n COAL AND COAL MINING IN THE SOUTH WALES
COALFIELD II
RECENT TRENDS IN OUTPUT, MANPOWER AND PRODI;CTIVITY I I
GENERAL GEOLOGICAL FEATURES OF THE COALFIELD 15
CONSTITUENT SEAMS AND TYPES OF COAL AVAILABLE 19
^ EXTENT OF RESERVES 24
NEW MINING DEVELOPMENTS IN THE ANTHRACITE AREA 25
NEW MINING DEVELOPMENTS AND FUTURE POTENTIAL OF THE
SOUTH CROP AND ADJACENT AREAS 28
NEW MINING DEVELOPMENTS IN THE REMAINI MG STEAM AND
BITUMINOUS AREAS 32
OPENCAST MINING 34
THE PEMBROKESHIRE COALFIELD 37
hi COAL AND COAL MINING IN THE NORTH WALES
COALFIELD 42
GENERAL {GEOLOGICAL FEATURES 42
CONSTITUENT SEAMS AND TYPES OF COAL AVAILABLE 46
PAST MINING RECORD 49
PRESENT ACTIVITIES 50
RESERVES FOR FUTURE WORKING 51
FUTURE PROSPECTS 52
OPENCAST MINING 53
THE ANGLESEY COALFIELD 53
CONCEALED COAL MEASURES OF THE VALE OF CL VYD 54
iv SLATE AND ITS EXTRACTION 55
THE OCCURRENCE OF WORKABLE SLATE IN WALES 55
Slates of Cambrian Age 55
Slates of Ordovician Age 58
Slates of Silurian Age 59
Slates of Old Red Sandstone Age 60
vii
viii CONTENTS
Chapter Page
iv SLATE AND ITS EXTRACTION—Continue/1
DETAILS OF INDIVIDUAL SLATE-PRODUCING DISTRICTS 60
The Central Caernarvonshire Slate Belt 60
The Blaenau Ffestiniog District 65
The Llangollen, Corwen and Llangynog Districts 67
The Corris Area of Southern Merioneth 68
The Preselau Area of South-West Wales 68
v LIMESTONE QUARRYING 70
THE LIMESTONES OF SOUTH WALES 71
THE LIMESTONE QUARRYING INDUSTRY OF SOUTH WALES 76
MARKETS OF SOUTH WALES LIMESTONE AND LIME PRODUCTS 80
FUTURE QUARRYING OF LIMESTONE IN SOUTH WALES 81
FIR
THE LIMESTONES OF NORTH WALES 8a
LIMESTONE QUARRYING AND PRODUCTION IN NORTH WALES 85
MARKETS OF NORTH WALES LIMESTONE AND 1 ,IME PRODUCTS 86
FUTURE LIMESTONE QUARRYING IN NORTH WALES 88
vi IGNEOUS ROCKS 93
THE IGNEOUS ROCKS OF NORTH-WEST WALES 94
PRODUCTION AND MARKETS OF NORTH WALKS IGNEOUS ROCKS 98
FUTURE PRODUCTION OF IGNEOUS ROCKS IN NORTH-WEST WALES 102
THE IGNEOUS ROCKS OF SOUTH-WEST WALES 103
PRODUCTION AND MARKETS OF SOUTH-WEST WALE? IGNEOUS
Rpcics 105
IGNEOUS ROCKS OF THE^ BORDERLAND FRINI E 106
PRODUCTION AND MARKETS OF BORDERLAND IGNEOUS ROCKS 108
VII SANDSTONES, GRITSTONES OR GREYWACKES M
THE SANDSTONES OF THE SOUTH WALES COALFIELD AND ITS
IMMEDIATE FRINGE AREAS 112
THE END-USES OF SANDSTONES QUARRIED IN THE SOUTH WALES
COALFIELD I I 4
PRODUCTION OF SANDSTONE IN THE SOUTH WALES COALFIELD
AND ITS NORTH-WESTERN FRINGE 116
MARKETS OF SANDSTONE PRODUCTS IN THE SOUTH WALES
COALFIELD AREA I I 7
FUTURE QUARRYING OF SANDSTONE IN THE SOUTH WALES
COALFIELD 118
SANDSTONES, GRITSTONES OR GREYWACKES RJ THE REMAINDER
OF WALES 118
CONTENTS ix
Chapter Page
VIII THE EXPLOITATION OF CLAYS, SHALES AND MARLS
FOR BUILDING BRICKS OR ALLIED PRODUCTS 122
RAW MATERIALS FOR BRICK MANUFACTURE IN NORTH WALES 122
PRODUCTION AND MARKETS OF NORTH WALES CLAY PRODUCTS 125
FUTURE PRODUCTION AND THE RESOURCES OF RAW MATERIALS
IN NORTH WALES 126
RAW MATERIALS FOR BRICK MANUFACTURE R* SOUTH WAI ES 128
PRODUCTION AND MARKETS OF SOUTH WALES GLAV BRICKS ,131
FUTURE BUILDING-BRICK PRODUCTION AND THE RESOURCES OF
RAW MATERIALS IN SOUTH WALES 132
ix REFRACTORY MATERIALS—SILICA ROCK 133
NORTH WALES I 34
The main Silica-Bearing Formations of North Wales 134
Production and Markets 137
Resources and Future Quarrying 140
SOUTH WALES 143
The Millstone Grit of the North Crop of ihe South Wales
Coalfield 145
The Millstone Grit of the South Crop 148
The Rhaetic Series of the Vale of Glamorgan 148
Production of Silica in South Wales 148
Markets 149
Future Working and Resources 149
x REFRACTORY MATERIALS—FIRECLAYS 152
FIRECLAYS OF THE NORTH WALES COALFIELH 153
PRODUCTION OF FIRECLAY IN THE NORTH WALES COALFIELD 155
FIRECLAY RESOURCES OF THE NORTH WALES COALFIELD 156
PRODUCTION OF FIRECLAY IN THE SOUTH WALES COALFIELD 156
FUTURE MINING OF FIRECLAY IN THE SOUTH WALES
COALFIELD 157
xi REFRACTORY MATERIALS—DOLOMITE 159
THE OCCURRENCE OF REFRACTORY DOLOMITES IN WALES 159
THE DOLOMITES ON THE SOUTH-EASTERN RIM OF THE SOUTH
WALES COALFIELD I 60
THE QUARRYING OF REFRACTORY DOLOMITE R* SOUTH WALES 161
RESERVES FOR FUTURE WORKING 163
XCONTENTS
Chapter Page
XII SAND AND GRAVEL 165
THE SAND AND GRAVEL RESOURCES OF FLINTSHIRE AND EAST
DENBIGHSHIRE I 66
PRODUCTION AND MARKETS OF NORTH-EAST WALES SAND AND
GRAVEL I68
DREDGING OF SAND AND GRAVEL IN THE BRISTOL CHANNEL 170
SOURCES OF SAND AND GRAVEL IN THE REMA INDER OP WALES I 71
PRODUCTION AND MARKETS I 72
THE FUTURE POSITION 174
XIII IRON-ORE RESOURCES 175
THE LOWER PALAEOZOIC ORES OF NORTH-WEST WAI ES 175
HAEMATITIC VEINS WITHIN THE CARBONIFEROUS LIMESTONE
SERIES OF NORTH-EAST WALES 177
HAEMATITIC ORE BODIES WITHIN THE CARBOMFEROUS LIMESTONE
SERIES OF THE VALE OF GLAMORGAN 178
General Features 178
Genesis of the Ores 181
Past Mining Activity I82
Present Mining Activity—the Llanharry Mine 183
Prospects for New Mining Activity 185
THE IRONSTONES OF THE COAL MEASURES 186
The South Wales Coalfield - 186
The North Wales Coalfield 188
xiv NON-FERROUS METALLIFEROUS ORES—LEAD AND
ZINC - 189
THE MINING DISTRICTS 190
East Denbighshire and Flintshire 190
North Cardiganshire and West Montgomeryshire 195
The Llanrwst District of East Caernarvonshire 200
The Llanengan Area in Western Lleyn 201
The Llangynog Area of North Montgomeryshire 201
Scattered Mining Undertakings in the Remainder of Wales 201
REASONS FOR THE RAPID DECLINE IN LEAD AND ZINC MINING IN
THE PAST 70-80 YEARS 204
TECHNICAL DIFFICULTIES FACING RENEWED LEAD OR ZINC
MINING IN WALES 205
CONCLUSIONS 207
CONTENTSXI
Chapter Page
xv GOLD AND GOLD MINING 209
THE DOLGELLAU GOLD BELT 209
THE PUMPSAINT AREA OF NORTHERN CARMARTHENSHIRE 212
THE CLWYDIAN RANGE 213
xvi COPPER ORES 214
FORMER COPPER MINING DISTRICTS 214
The Parys Mountain Area of Anglesey 214
Snowdonia 218
The Harlech Dome 218
Miscellaneous or Minor Occurrences of Copper Ores 219
xvn MANGANESE ORES 221
xvra MISCELLANEOUS MINERALS OR OTHKR NATURAL
DEPOSITS OF ECONOMIC SIGNIFICANCE 226
URANIUM-BEARING DEPOSITS OR ORES 226
PYRITE 227
PHOSPHORITE 228
BARITE (BARYTES) 229
WITHERITE 231
FLUORSPAR 231
CALCITE, CALCSPAR OR WHITE SPAR 232
CALCAREOUS TUFA 232
ROTTEN^TONES 233
GYPSUM 234
PEAT 234
INDEX 236
|
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| spelling | Thomas, Trevor M. Verfasser aut The mineral wealth of Wales and its exploitation Edinburgh Oliver and Boyd 1961 XV, 248 S. Ill., Kt. txt rdacontent n rdamedia nc rdacarrier Mines and mineral resources Wales Mineralischer Rohstoff (DE-588)4039441-4 gnd rswk-swf Wales (DE-588)4064435-2 gnd rswk-swf Wales (DE-588)4064435-2 g Mineralischer Rohstoff (DE-588)4039441-4 s DE-604 HEBIS Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=003237388&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Thomas, Trevor M. The mineral wealth of Wales and its exploitation Mines and mineral resources Wales Mineralischer Rohstoff (DE-588)4039441-4 gnd |
| subject_GND | (DE-588)4039441-4 (DE-588)4064435-2 |
| title | The mineral wealth of Wales and its exploitation |
| title_auth | The mineral wealth of Wales and its exploitation |
| title_exact_search | The mineral wealth of Wales and its exploitation |
| title_full | The mineral wealth of Wales and its exploitation |
| title_fullStr | The mineral wealth of Wales and its exploitation |
| title_full_unstemmed | The mineral wealth of Wales and its exploitation |
| title_short | The mineral wealth of Wales and its exploitation |
| title_sort | the mineral wealth of wales and its exploitation |
| topic | Mines and mineral resources Wales Mineralischer Rohstoff (DE-588)4039441-4 gnd |
| topic_facet | Mines and mineral resources Wales Mineralischer Rohstoff Wales |
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