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Wales production of minerals 1998–2004<br />
Thousand tonnes<br />
Mineral 1998 1999 2000 2001 2002 2003 2004<br />
Coal:<br />
Deep-mined (e) 800 (e) 600 (e) 700 (e) 700 (e) 800 589 461<br />
Opencast (e) 1 400 (e) 1 500 (e) 1 500 (e) 1 200 (e) 1 000 1 189 1 405<br />
Other (a) … … … … … … …<br />
Natural gas and oil:<br />
Methane (oil equivalent)<br />
Colliery … … … … … … …<br />
Onshore — — — — — — —<br />
Offshore … … … … … … …<br />
Crude oil<br />
Onshore — — — — — — —<br />
Offshore … … … … … … …<br />
Condensates and other (b) … … … … … … …<br />
Non-ferrous ores (metal content):<br />
Gold … — — — — — —<br />
Clay and shale 259 346 351 365 382 348 445<br />
Igneous rock 2 110 2 730 2 743 2 372 2 111 2 507 2 295<br />
Limestone (d) 17 136 17 220 15 543 14 238 12 850 13 208 12 926<br />
Dolomite (f) … … … … … … …<br />
Sand and gravel:<br />
Land 1 701 1 800 1 658 1 670 1 613 1 503 1 871<br />
Marine 1 258 1 240 1 280 1 216 1 145 1 230 1 249<br />
Sandstone 3 214 2 973 2 941 3 094 3 136 3 179 3 241<br />
Slate (c) … … … … … … …<br />
Fireclay — — — — — — 30<br />
Silica sand … … … … … … …<br />
(a) Slurry etc. recovered from dumps, ponds, rivers etc. (f) Dolomite and magnesian limestone used for constructional and<br />
(b) Including ethane, propane and butane, in addition to condensates. agricultural purposes as well as for refractory, chemical and<br />
(c) Slate figures include waste used for constructional fill and powder other purposes specifically dependent on the high magnesium<br />
and granules used in industry. content.<br />
(d) Including dolomite for constructional uses.<br />
(e) BGS estimate. Sources: Office for National Statistics, Department of Trade and<br />
Industry and company data.<br />
scotland production of minerals 1998–2004<br />
Thousand tonnes<br />
Mineral 1998 1999 2000 2001 2002 2003 2004<br />
Coal:<br />
Deep-mined (e) 1 800 (e) 1 100 (e) 700 (e) 700 — — —<br />
Opencast (e) 6 200 (e) 7 500 (e) 7 100 (e) 8 200 (e) 7 100 6 869 7 547<br />
Other (a) … … … … … … …<br />
Natural gas and oil:<br />
Methane (oil equivalent)<br />
Colliery … … … … … … …<br />
Onshore … … … … — — —<br />
Offshore … … … … … … …<br />
Crude oil<br />
Onshore — — — — — — —<br />
Offshore … … … … … … …<br />
Condensates and other (b) … … … … … … …<br />
Clay and shale 620 657 910 839 698 311 362<br />
Igneous rock 20 500 21 761 21 455 20 034 20 543 20 920 23 724<br />
Limestone (d) 1 535 1 507 1 722 1 733 1 635 1 730 1 746<br />
Dolomite (f) … … … … … … …<br />
Sand and gravel (land-won) 10 074 10 031 10 022 10 753 8 643 8 103 8 455<br />
Sandstone 2 539 1 657 1 715 1 603 1 645 1 481 1 613<br />
Slate (c) … … … … … … …<br />
Barytes … … … … … … …<br />
Fireclay 2 — 48 40 42 45 35<br />
Honestone … … … — … … —<br />
Peat (000 m 3 ) 139 429 367 355 117 779 359<br />
Silica sand … … … … … … …<br />
Talc 5 6 5 5 6 6 4<br />
(a) Slurry etc. recovered from dumps, ponds, rivers etc. (f) Dolomite and magnesian limestone used for constructional and<br />
(b) Including ethane, propane and butane, in addition to condensates. agricultural purposes as well as for refractory, chemical and<br />
(c) Slate figures include waste used for constructional fill and powder other purposes specifically dependent on the high magnesium<br />
and granules used in industry. content.<br />
(d) Including dolomite for constructional uses.<br />
(e) BGS estimate. Sources: Office for National Statistics, Department of Trade and<br />
Industry and company data.<br />
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