30:
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137:
37:
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times, while steadily filling with sediment. Two prominent fault trends run NNE-SSW through the center of the basin, while WSW-ENE faults trends are found in the northeast of the basin near the
406:
times are 1,500 to 2,000 metres (4,900 to 6,600 ft) thick, with alternating layers formed when the basin was undersea and above sea level. Potentially valuable minerals include
435:
824:
817:
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770:
de
Lapparent de Broin, 2002 from the Lower–Upper Cretaceous boundary of Niger: potential evidence for an early origin of the clade Dyrosauridae",
29:
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338:, extending about 1,000 kilometres (620 mi) north to south and 800 kilometres (500 mi) east to west. It covers western
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Young, Mark T.; Hastings, Alexander K.; Allain, Ronan; Smith, Thomas J. (2017), "Revision of the enigmatic crocodyliform
62:
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744:"L Bassin de I'Azawagh : peuplements et civilisations, du néolithique à l'arrivée de l'islam"
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who live in the central region of Niger. Its geographic range is largely coincident with the
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The area of the
Iullemmeden Basin seems to have started to subside in
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1,000 km × 800 km (620 mi × 500 mi)
1085:
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times, and to have experienced gradual downwarping during the
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deposits. Niger is one of the world's largest producers of
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436:List of fossiliferous stratigraphic units in Niger
725:
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8:
653:
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832:
818:
810:
50:
773:Zoological Journal of the Linnean Society
702:. NWT Uranium Corporation. Archived from
334:) is a major sub-Saharan inland basin in
36:
313:
647:
793:"ICONS atlas: AFR - Iullemmeden Basin"
15:
697:"URANIUM GEOLOGY: NIGER, WEST AFRICA"
7:
1164:West and Central African Rift System
840:Major African geological formations
430:Formations of the Iullemmeden Basin
753:(in French). Karthala. p. 228
14:
751:Milieux, sociétés et archéologues
306:
56:Location of the Iullemmeden Basin
611:
183:
171:
159:
147:
135:
35:
28:
1:
1550:Sedimentary basins of Africa
1616:
978:Central African Shear Zone
666:. Elsevier. p. 89ff.
658:Richard C. Selley (1997).
433:
1355:Central Pangean Mountains
1008:Western Meseta Shear Zone
729:Young et al., 2017, p.379
49:
23:
742:Paris, François (1995).
354:. It is named after the
660:"The Iullemmeden Basin"
477:Farin Doutchi Formation
1375:Eastern Rift mountains
1297:Tanzania Coastal Basin
1076:Terra Australis Orogen
597:Izégouandane Formation
319:
1390:Great Karas Mountains
1370:Eastern Arc Mountains
910:Arabian-Nubian Shield
565:Tchirezrine Formation
317:
1570:Landforms of Nigeria
1555:Landforms of Algeria
1287:Somali Coastal Basin
998:Mwembeshi Shear Zone
482:In Beceten Formation
447:Kalambaina Formation
1465:Teffedest Mountains
1380:Ethiopian Highlands
1071:Pan-African orogens
1041:East African Orogen
973:Broodkop Shear Zone
945:West African Craton
888:Victoria Microplate
531:Tiourarén Formation
398:The sediments from
318:West African basins
255:Intercratonic basin
81: /
1595:Geology of Nigeria
1580:Geology of Algeria
1575:Landforms of Benin
1565:Landforms of Niger
1529:List of inselbergs
1499:Jugurtha Tableland
1450:Sankwala Mountains
1445:Rwenzori Mountains
1262:Ouled Abdoun Basin
1257:Orange River Basin
1179:Sedimentary basins
988:Foumban Shear Zone
930:Saharan Metacraton
587:Tamamait Formation
577:Izégouandane Group
560:Assaouas Formation
548:Tagrezou Sandstone
494:Alanlara Formation
489:Zoo Baba Formation
462:Dukamaje Formation
358:, a federation of
320:
1560:Landforms of Mali
1537:
1536:
1470:Tibesti Mountains
1430:Mitumba Mountains
1420:Mandara Mountains
1405:Imatong Mountains
1360:Chaillu Mountains
1340:Bambouk Mountains
1277:Rio del Rey Basin
1247:Niger Delta Basin
1232:Iullemmeden Basin
1124:Gulf of Suez Rift
1119:East African Rift
1104:Bahr el Arab rift
1051:Gondwanide Orogen
983:Chuan Shear Zones
632:Niger Delta Basin
324:Iullemmeden Basin
312:
311:
19:Iullemmeden Basin
1607:
1600:Geology of Benin
1590:Geology of Niger
1425:Marrah Mountains
1400:Hoggar Mountains
1395:Guinea Highlands
1385:Great Escarpment
1149:Sangha Aulacogen
1066:Mauritanide Belt
993:Kandi Fault Zone
968:Aswa Dislocation
883:Seychelles Plate
873:Madagascar Plate
834:
827:
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768:Elosuchus felixi
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621:
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582:Moradi Formation
570:Teloua Formation
519:Tazolé Formation
514:Elrhaz Formation
509:Echkar Formation
457:Taloka Formation
442:Gwandu Formation
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1585:Geology of Mali
1540:
1539:
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1494:Mount Gorongosa
1474:
1335:Aurès Mountains
1330:Atlas Mountains
1317:Mountain ranges
1311:
1197:Blue Nile Basin
1173:
1169:White Nile rift
1080:
1046:Eburnean Orogen
1012:
1003:Todi Shear Zone
954:
950:Zimbabwe Craton
935:Tanzania Craton
925:Kalahari Craton
920:Kaapvaal Craton
892:
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799:
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788:
786:Further reading
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592:Tejia Formation
504:Farak Formation
452:Wurno Formation
438:
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380:Late Cretaceous
372:
328:Berber language
197:Characteristics
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1460:Serra da Chela
1457:
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1435:Nuba Mountains
1432:
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1415:Loma Mountains
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1345:Blue Mountains
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1292:Taoudeni Basin
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1114:Blue Nile rift
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1056:Kibaran Orogen
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1031:Cape Fold Belt
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860:Minor plates:
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664:African basins
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637:Taoudeni Basin
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619:Geology portal
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526:Ilrhazer Group
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1455:Serra da Leba
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1440:Rif Mountains
1438:
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1410:Jebel Uweinat
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1350:Cameroon line
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1333:
1331:
1328:
1326:
1325:Aïr Mountains
1323:
1322:
1320:
1318:
1314:
1308:
1307:Turkana Basin
1305:
1303:
1302:Tindouf Basin
1300:
1298:
1295:
1293:
1290:
1288:
1285:
1283:
1280:
1278:
1275:
1273:
1272:Reggane Basin
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1125:
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1120:
1117:
1115:
1112:
1110:
1107:
1105:
1102:
1100:
1097:
1095:
1094:Afar Triangle
1092:
1091:
1089:
1087:
1083:
1077:
1074:
1072:
1069:
1067:
1064:
1062:
1061:Kuunga Orogen
1059:
1057:
1054:
1052:
1049:
1047:
1044:
1042:
1039:
1037:
1036:Damara Orogen
1034:
1032:
1029:
1027:
1026:Alpine Orogen
1024:
1023:
1021:
1019:
1015:
1009:
1006:
1004:
1001:
999:
996:
994:
991:
989:
986:
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940:Tuareg Shield
938:
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923:
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903:
899:
895:
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884:
881:
879:
876:
874:
871:
869:
868:Lwandle Plate
866:Microplates:
865:
863:
859:
857:
856:African Plate
853:
852:
850:
848:
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830:
828:
823:
821:
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709:on 2011-07-14
705:
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673:0-444-82571-1
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543:Téfidet Group
541:
537:
536:Irhazer Shale
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528:
527:
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467:Igdaman Group
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439:
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429:
427:
425:
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393:
391:
389:
388:Aïr Mountains
385:
381:
377:
369:
367:
365:
361:
360:Tuareg people
357:
353:
349:
345:
342:and parts of
341:
337:
333:
332:Iwellemmedden
329:
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219:
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214:Aïr Mountains
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133:
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109:
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103:
99:
94:
66:
64:
60:
53:
48:
31:
22:
17:
1482:(aka koppie)
1267:Owambo Basin
1252:Ogaden Basin
1242:Murzuq Basin
1231:
1212:Douala Basin
1187:Angola Basin
1159:Urema Valley
1144:Red Sea Rift
1139:Muglad Basin
1109:Benue Trough
915:Congo Craton
878:Rovuma Plate
862:Somali Plate
800:. Retrieved
796:
777:
771:
767:
755:. Retrieved
750:
736:Bibliography
711:. Retrieved
704:the original
691:
682:
663:
555:Agadez Group
499:Tegama Group
472:Majias Group
397:
394:Stratigraphy
373:
331:
323:
321:
307:Stratigraphy
302:Stratigraphy
85:17.9°N 5.6°E
1365:Drakensberg
1282:Sirte Basin
1237:Kufra Basin
1227:Gabon Basin
1222:Karoo Basin
1207:Congo Basin
1154:Atbara rift
1134:Melut Basin
1099:Anza trough
960:Shear zones
686:Paris, 1995
404:Pleistocene
370:Description
356:Iullemmeden
336:West Africa
295:Pleistocene
279:Pan-African
238:Niger River
202:On/Offshore
105:Iullemmeden
88: /
63:Coordinates
1544:Categories
1504:Mount Mabu
1489:Anti-Atlas
1480:Inselbergs
1202:Chad Basin
802:2010-12-18
797:Earth Byte
713:2010-12-18
643:References
627:Chad Basin
434:See also:
250:Basin type
210:Boundaries
1524:Zuma Rock
1519:Wase Rock
780:: 377–403
414:ores and
384:Paleogene
229:Hydrology
101:Etymology
90:17.9; 5.6
1217:El Djouf
605:See also
400:Cambrian
366:region.
234:River(s)
111:Location
1018:Orogens
902:shields
898:Cratons
757:3 April
424:uranium
408:uranium
364:Azawagh
352:Nigeria
344:Algeria
274:Orogeny
267:African
244:Geology
205:Onshore
191:Nigeria
143:Algeria
131:Country
125:Azawagh
73:17°54′N
1192:Aoukar
847:Plates
670:
412:copper
188:
176:
164:
152:
140:
121:Region
115:Africa
76:5°36′E
1086:Rifts
747:(PDF)
707:(PDF)
700:(PDF)
340:Niger
262:Plate
179:Niger
155:Benin
900:and
759:2012
668:ISBN
420:salt
418:and
416:coal
410:and
350:and
348:Mali
322:The
221:Area
216:(NE)
167:Mali
778:179
402:to
382:to
286:Age
1546::
795:.
776:,
749:.
722:^
662:.
650:^
426:.
390:.
346:,
330::
833:e
826:t
819:v
805:.
761:.
716:.
676:.
326:(
293:-
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