Resource types, formation, distribution and prospects of coal-measure gas

ZOU Caineng,YANG Zhi,HUANG Shipeng,MA Feng,SUN Qinping,LI Fuheng,PAN Songqi,TIAN Wenguang

Table 2 Coalbed methane resource potential in major basins across the world.

Region Country Basin Basin type Coal measure age Geological resources/ 1012 m3 Technologically recoverable resources/1012 m3 Eurasian Russia Kuznetsk Continental rift Late Carboniferous-Jurassic 13.10 8.520 East Siberian Craton Jurassic 8.40 4.620 Ukraine Dnieper-Donetz Foreland Carboniferous 2.50 1.630 Poland Denmark-Poland Continental rift Paleozoic 1.30 0.390 China Qinshui Craton Late Carboniferous-Early Permian 4.00 1.530 Ordos Craton Late Carboniferous-Early Permian 3.19 1.300 Jurassic 4.07 1.500 Erlian Rift Cretaceous 1.18 0.450 Junggar Foreland Jurassic 3.11 1.360 Dianqiangui Retention Permian 4.70 1.970 Hailar Rift Cretaceous 1.30 0.760 Tuha Foreland Jurassic 1.16 0.650 Tianshan Mountain (Yanqi, Uldus, Erie) Foreland Jurassic 1.63 0.900 Tarim Foreland Jurassic 1.30 0.600 Indonesia Central Sumatra Back-arc Miocene Epoch 1.49 0.450 Sumatera Selatan Back-arc Miocene Epoch 5.18 1.560 India Cambay Continental rift Permian 0.30 0.150 Satpura Continental rift Permian 0.10 0.050 Blancida-Godavalli Continental rift Permian 0.13 0.065 Mohan Nardi Passive continental margin Late Permian-Early Triassic 0.70 0.350 Mongolia South Gobi Continental rift Permian, Early Triassic 0.03 0.013 North America Canada Alberta Foreland Jurassic-Cretaceous and Paleogene 14.30 9.290 U.S.A Appalachia Foreland Carboniferous 1.87 0.930 Powder River Foreland Late Cretaceous and Paleogene 0.70 0.420 San Juan Foreland Cretaceous 1.39 1.110 Uintah Foreland Cretaceous 0.28 0.140 Gulf Foreland Cretaceous 0.22 0.110 Piceance Foreland Cretaceous and Paleogene 4.10 2.050 Black Warrior Foreland Carboniferous 0.57 0.370 Green River Foreland Cretaceous and Paleogene 0.89 0.450 Illinois Foreland Carboniferous 0.59 0.300 Willis ton Craton Late Cretaceous and Paleogene 2.80 1.400 Wind River Foreland Cretaceous and Paleogene 0.17 0.090 Arkoma Foreland Carboniferous 0.11 0.070 Radon Foreland Cretaceous and Paleocene 0.28 0.150 Central Alaska Foreland Carboniferous and Triassic 0.28 0.140 South America Venezuela Maracaibo Foreland Cenozoic era 0.02 0.006 Columbia Brazil, Argentina Parana Craton Paleozoic-Mesozoic 0.05 0.020 Chile Magellan Foreland Cenozoic era 0.01 0.003 Oceania Australia Surat-Bowen Craton Early Jurassic-Early Cretaceous 4.00 2.400 Eromanga Craton Late Triassic-Late Jurassic 1.08 0.540 Sydney Passive continental margin Late Carboniferous-Early Triassic 0.75 0.410 Africa Botswana Kalahari Passive continental margin Carboniferous-Permian 0.17 0.049