267:
279:
591:
586:
596:
561:
601:
1005:
442:
150:
1041:
206:
1000:
465:
554:
1046:
524:
Foerste, A.F., 1929. The
Ordovician and Silurian of the American arctic and sub-arctic regions. Denison Univ. Sci. Lab J., v. 24, p. 27-79.
578:
547:
533:
Foerste, A.F., 1929b. The cephalopods of the Red River
Formation of southern Manitoba. Denison Univ. Sci. Lab J., v. 24, p. 129-235.
1036:
500:
496:
250:
570:
658:
648:
199:
963:
425:. At the along the Manitoba outcrop belt, it is 150 metres (490 ft) thick and thins out northwards.
421:
The Red River
Formation reaches a maximum thickness of 215 metres (710 ft) in the center of the
990:
868:
826:
653:
438:
140:
687:
968:
946:
346:
299:
821:
722:
958:
912:
747:
692:
108:
878:
8:
985:
980:
890:
811:
697:
504:
1010:
929:
924:
895:
804:
784:
737:
732:
717:
702:
450:
388:
934:
917:
902:
846:
831:
799:
777:
772:
742:
712:
707:
370:
118:
366:
The Red River
Formation is composed of the following subdivisions from top to base:
995:
973:
907:
873:
757:
727:
631:
617:
539:
469:
1015:
953:
836:
816:
794:
767:
762:
622:
458:
422:
406:
396:
374:
339:
254:
177:
130:
126:
941:
856:
752:
384:
122:
1030:
841:
350:
335:
284:
222:
208:
65:
34:
30:
24:
883:
679:
663:
454:
434:
328:
861:
851:
789:
643:
40:
332:
85:
50:
410:
391:
173:
90:
669:
446:
80:
75:
60:
55:
45:
378:
353:
quarries and along the Red River Valley by A.F. Foerste in 1929.
187:
95:
70:
272:
495:
400:
569:
464:The lower Red River Formation is equivalent to the
468:, while the Fort Garry Member correlates with the
1028:
428:
555:
349:, and was first described in outcrop in the
1042:Ordovician southern paleotropical deposits
562:
548:
403:dolomite, becoming calcareous to the south
491:
489:
487:
485:
1029:
482:
543:
592:Frontier exploration and development
433:The Red River Formation is slightly
1047:Geologic formations of Saskatchewan
13:
497:Lexicon of Canadian Geologic Units
14:
1058:
571:Western Canada Sedimentary Basin
277:
265:
38:
1037:Geologic formations of Manitoba
416:
361:
527:
518:
377:with an argillaceous dolomite
160:up to 215 metres (710 ft)
1:
475:
356:
7:
627:Northwestern Alberta Plains
429:Relationship to other units
373:: crystalline and micritic
345:It takes the name from the
10:
1063:
409:: fossiliferous dolomitic
678:
610:
577:
441:and sharply overlays the
313:
305:
295:
290:
260:
246:
198:
193:
183:
169:
164:
156:
146:
136:
114:
104:
23:
18:
654:Northern Rocky Mountains
439:Stony Mountain Formation
141:Stony Mountain Formation
640:North-central foothills
587:Oil sands and heavy oil
461:in northern Manitoba.
347:Red River of the North
300:Red River of the North
611:Depositional regions
109:Geological formation
597:Natural gas liquids
579:Hydrocarbon history
325:Red River Formation
234:Red River Formation
223:51.9482°N 98.0563°W
218: /
25:Stratigraphic range
19:Red River Formation
451:Deadwood Formation
443:Winnipeg Formation
151:Winnipeg Formation
1024:
1023:
991:Stony Mountain FM
869:Mission Canyon FM
827:Gypsum Springs FM
637:North-east Plains
387:: fossiliferous,
371:Fort Garry Member
321:
320:
228:51.9482; -98.0563
119:Fort Garry Member
1054:
925:Saskatchewan GRP
718:Judith River GRP
688:Cypress Hills FM
632:Canadian Rockies
618:Southern Alberta
564:
557:
550:
541:
540:
534:
531:
525:
522:
516:
515:
513:
512:
503:. Archived from
493:
470:Herald Formation
466:Yeoman Formation
437:overlain by the
283:
281:
280:
271:
269:
268:
242:
241:
239:
238:
237:
235:
230:
229:
224:
219:
216:
215:
214:
211:
100:
37:
16:
15:
1062:
1061:
1057:
1056:
1055:
1053:
1052:
1051:
1027:
1026:
1025:
1020:
1016:Canadian Shield
969:Winnipegosis FM
947:Souris River FM
903:Three Forks GRP
674:
623:Central Alberta
606:
573:
568:
538:
537:
532:
528:
523:
519:
510:
508:
494:
483:
478:
459:Canadian Shield
431:
423:Williston Basin
419:
407:Dog Head Member
397:Cat Head Member
364:
359:
340:Williston Basin
329:stratigraphical
278:
276:
275:
266:
264:
255:Williston Basin
253:
233:
231:
227:
225:
221:
220:
217:
212:
209:
207:
205:
204:
131:Dog Head Member
129:
127:Cat Head Member
125:
121:
99:
98:
93:
88:
83:
78:
73:
68:
63:
58:
53:
48:
43:
29:
28:
12:
11:
5:
1060:
1050:
1049:
1044:
1039:
1022:
1021:
1019:
1018:
1013:
1008:
1003:
998:
993:
988:
983:
978:
977:
976:
971:
966:
961:
951:
950:
949:
939:
938:
937:
932:
922:
921:
920:
915:
910:
900:
899:
898:
893:
888:
887:
886:
881:
876:
866:
865:
864:
859:
854:
839:
834:
829:
824:
822:Gravelbourg FM
819:
814:
809:
808:
807:
802:
797:
787:
782:
781:
780:
775:
770:
760:
755:
750:
745:
740:
735:
730:
725:
723:Belly River FM
720:
715:
710:
705:
700:
695:
690:
684:
682:
676:
675:
673:
672:
666:
661:
656:
651:
646:
641:
638:
635:
630:South-central
628:
625:
620:
614:
612:
608:
607:
605:
604:
599:
594:
589:
583:
581:
575:
574:
567:
566:
559:
552:
544:
536:
535:
526:
517:
480:
479:
477:
474:
430:
427:
418:
415:
414:
413:
404:
394:
385:Selkirk Member
382:
363:
360:
358:
355:
319:
318:
315:
311:
310:
307:
303:
302:
297:
293:
292:
288:
287:
262:
258:
257:
248:
244:
243:
202:
196:
195:
191:
190:
185:
181:
180:
171:
167:
166:
162:
161:
158:
154:
153:
148:
144:
143:
138:
134:
133:
123:Selkirk Member
116:
112:
111:
106:
102:
101:
94:
89:
84:
79:
74:
69:
64:
59:
54:
49:
44:
39:
21:
20:
9:
6:
4:
3:
2:
1059:
1048:
1045:
1043:
1040:
1038:
1035:
1034:
1032:
1017:
1014:
1012:
1009:
1007:
1004:
1002:
999:
997:
994:
992:
989:
987:
984:
982:
979:
975:
972:
970:
967:
965:
962:
960:
959:Davson Bay FM
957:
956:
955:
954:Elk Point GRP
952:
948:
945:
944:
943:
940:
936:
933:
931:
928:
927:
926:
923:
919:
916:
914:
913:Big Valley FM
911:
909:
906:
905:
904:
901:
897:
896:Souris Valley
894:
892:
889:
885:
882:
880:
877:
875:
872:
871:
870:
867:
863:
860:
858:
855:
853:
850:
849:
848:
845:
844:
843:
840:
838:
837:Big Snowy GRP
835:
833:
830:
828:
825:
823:
820:
818:
815:
813:
810:
806:
803:
801:
798:
796:
793:
792:
791:
788:
786:
783:
779:
776:
774:
771:
769:
766:
765:
764:
763:Mannville GRP
761:
759:
756:
754:
751:
749:
748:Milk River FM
746:
744:
741:
739:
736:
734:
731:
729:
726:
724:
721:
719:
716:
714:
711:
709:
706:
704:
701:
699:
696:
694:
693:Ravenscrag FM
691:
689:
686:
685:
683:
681:
677:
671:
667:
665:
662:
660:
659:Fort St. John
657:
655:
652:
650:
647:
645:
642:
639:
636:
633:
629:
626:
624:
621:
619:
616:
615:
613:
609:
603:
600:
598:
595:
593:
590:
588:
585:
584:
582:
580:
576:
572:
565:
560:
558:
553:
551:
546:
545:
542:
530:
521:
507:on 2009-04-16
506:
502:
498:
492:
490:
488:
486:
481:
473:
471:
467:
462:
460:
456:
452:
448:
444:
440:
436:
435:unconformably
426:
424:
412:
408:
405:
402:
398:
395:
393:
390:
386:
383:
381:in the middle
380:
376:
372:
369:
368:
367:
354:
352:
351:Tyndall Stone
348:
343:
341:
337:
334:
331:unit of Late
330:
326:
316:
312:
308:
304:
301:
298:
294:
289:
286:
285:United States
274:
263:
259:
256:
252:
249:
245:
240:
203:
201:
197:
192:
189:
186:
182:
179:
175:
172:
168:
163:
159:
155:
152:
149:
145:
142:
139:
135:
132:
128:
124:
120:
117:
113:
110:
107:
103:
97:
92:
87:
82:
77:
72:
67:
62:
57:
52:
47:
42:
36:
32:
26:
22:
17:
986:Stonewall FM
981:Interlake FM
942:Manitoba GRP
891:Lodgepole FM
812:Shaunavon FM
753:Colorado GRP
698:Frenchman FM
680:Saskatchewan
664:Saskatchewan
529:
520:
509:. Retrieved
505:the original
463:
455:Saskatchewan
432:
420:
417:Distribution
365:
362:Subdivisions
344:
324:
322:
314:Year defined
309:A.F. Foerste
291:Type section
1011:Deadwood FM
1006:Winnipeg FM
930:Birdbear FM
842:Madison GRP
805:Sawtooth FM
785:Vanguard FM
738:Lea Park FM
733:Foremost FM
703:Whitemud FM
649:Fort Nelson
644:Liard River
602:Natural gas
501:"Formation"
453:in western
226: /
200:Coordinates
1031:Categories
964:Prairie FM
935:Duperow FM
918:Torquay FM
847:Charles FM
832:Watrous FM
800:Rierdon FM
778:Success FM
773:Cantuar FM
743:Pakowki FM
713:Bearpaw FM
708:Eastend FM
511:2010-02-01
476:References
333:Ordovician
232: (
213:98°03′23″W
210:51°56′54″N
1001:Yeoman FM
996:Herald FM
974:Ashern FM
908:Bakken FM
874:Kisbey SS
857:Ratcliffe
790:Ellis GRP
758:Viking FM
728:Oldman FM
634:foothills
411:limestone
392:limestone
389:dolomitic
357:Lithology
296:Named for
174:limestone
165:Lithology
157:Thickness
137:Underlies
115:Sub-units
817:Piper FM
795:Swift FM
768:Pense FM
670:Manitoba
668:Western
457:and the
447:Manitoba
375:dolomite
306:Named by
194:Location
178:dolomite
147:Overlies
884:Tilston
379:breccia
338:in the
261:Country
188:Breccia
170:Primary
35:Ashgill
31:Caradoc
862:Midale
852:Poplar
449:, the
401:cherty
282:
273:Canada
270:
247:Region
879:Alida
327:is a
184:Other
323:The
317:1929
251:WCSB
105:Type
41:PreꞒ
445:in
342:.
336:age
33:to
1033::
499:.
484:^
472:.
399::
176:,
91:Pg
27::
563:e
556:t
549:v
514:.
236:)
96:N
86:K
81:J
76:T
71:P
66:C
61:D
56:S
51:O
46:Ꞓ
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.