263:
245:
516:
Glass, D.J. (editor) 1997. Lexicon of
Canadian Stratigraphy, vol. 4, Western Canada including eastern British Columbia, Alberta, Saskatchewan and southern Manitoba. Canadian Society of Petroleum Geologists, Calgary, 1423 p. on CD-ROM.
656:
534:
Kindle, E.D., 1946. The Middle
Triassic of Liard River, British Columbia, Appendix I. In: A Middle Triassic (Anisian) fauna in Halfway, Sikanni Chief, and Tetsa valleys, northeastern British Columbia.
550:
Gibson, D.W., 1975. Triassic rocks of the Rocky
Mountain Foothills and Front Ranges of northeastern British Columbia and west-central Alberta. Geological Survey of Canada, Bulletin 247, 61 p.
651:
661:
879:
626:
666:
874:
839:
884:
869:
566:
198:
920:
894:
619:
925:
643:
612:
562:"Trace fossil assemblages in a Middle Triassic mixed siliciclastic-carbonate marginal marine depositional system, British Columbia"
945:
935:
930:
486:
319:
522:
635:
723:
940:
713:
405:
950:
191:
561:
535:
457:
412:
in northeastern
British Columbia. It reaches a maximum thickness of about 420 metres (1370 ft) in the
490:
335:
718:
790:
445:
433:
126:
118:
859:
758:
575:
108:
8:
827:
770:
453:
579:
817:
763:
362:
587:
889:
864:
854:
800:
795:
780:
518:
449:
441:
122:
849:
844:
832:
785:
696:
682:
604:
583:
461:
409:
323:
250:
899:
775:
687:
377:
308:
179:
30:
436:
in the southern part of its extent. To the north in the Liard River area, it is
812:
560:
Zonneveld, John-Paul; Gingras, Murray K.; Pemberton, S. G. (15 February 2001).
425:
413:
346:
136:
914:
315:
312:
214:
200:
65:
34:
24:
822:
753:
728:
437:
429:
342:
304:
744:
708:
401:
389:
350:
327:
283:
40:
85:
50:
345:
that define its age, but it is less fossiliferous than the underlying
381:
373:
369:
175:
165:
161:
90:
734:
80:
75:
60:
55:
45:
366:
334:
on the southern bank of that river, near Hell Gate Rapids in the
331:
95:
70:
353:
assemblage is also known from the upper part of the formation.
268:
485:
385:
559:
634:
456:, and to the upper part of the Llama Member of the
567:Palaeogeography, Palaeoclimatology, Palaeoecology
432:in most areas. It is conformably overlain by the
912:
419:
620:
627:
613:
546:
544:
481:
479:
477:
921:Geologic formations of British Columbia
541:
512:
510:
508:
506:
913:
474:
608:
400:The Liard Formation extends from the
657:Frontier exploration and development
503:
448:. It is laterally equivalent to the
341:The Liard Formation contains marine
361:The Liard Formation is composed of
13:
926:Western Canadian Sedimentary Basin
487:Lexicon of Canadian Geologic Units
320:Western Canadian Sedimentary Basin
14:
962:
424:The Liard Formation overlies the
636:Western Canada Sedimentary Basin
322:that is present in northeastern
261:
243:
38:
395:
330:, and was first described from
946:Limestone formations of Canada
936:Sandstone formations of Canada
553:
528:
1:
588:10.1016/S0031-0182(00)00212-1
467:
326:. It takes its name from the
356:
7:
692:Northwestern Alberta Plains
538:, Paper 46-1, 2nd ed. 1948.
536:Geological Survey of Canada
420:Relationship to other units
10:
967:
458:Sulphur Mountain Formation
376:, with minor thin beds of
338:, by E.D. Kindle in 1946.
931:Triassic British Columbia
743:
675:
642:
452:in the subsurface of the
336:Grand Canyon of the Liard
289:
279:
274:
256:
238:
190:
185:
171:
157:
152:
142:
132:
114:
104:
23:
18:
719:Northern Rocky Mountains
408:in the foothills of the
384:. The limestone becomes
215:59.276461°N 125.239326°W
705:North-central foothills
652:Oil sands and heavy oil
446:Buckinghorse Formation
434:Charlie Lake Formation
220:59.276461; -125.239326
146:up to about 420 metres
127:Buckinghorse Formation
119:Charlie Lake Formation
464:and their foothills.
428:, and the contact is
941:Siltstone formations
676:Depositional regions
109:Geological formation
951:Dolomite formations
880:Muncho-McConnell FM
662:Natural gas liquids
644:Hydrocarbon history
580:2001PPP...166..249Z
210: /
25:Stratigraphic range
454:Peace River plains
450:Halfway Formation
908:
907:
702:North-east Plains
491:"Liard Formation"
442:Garbutt Formation
349:. A very diverse
297:
296:
293:E.D. Kindle, 1946
123:Garbutt Formation
958:
771:Ft. St. John GRP
697:Canadian Rockies
683:Southern Alberta
629:
622:
615:
606:
605:
599:
598:
596:
594:
574:(3–4): 249–276.
557:
551:
548:
539:
532:
526:
514:
501:
500:
498:
497:
483:
462:Canadian Rockies
460:in the southern
440:overlain by the
410:Northern Rockies
324:British Columbia
267:
265:
264:
251:British Columbia
249:
247:
246:
234:
233:
231:
230:
229:
227:
222:
221:
216:
211:
208:
207:
206:
203:
100:
37:
16:
15:
966:
965:
961:
960:
959:
957:
956:
955:
911:
910:
909:
904:
900:Canadian Shield
791:Buckinghorse FM
739:
688:Central Alberta
671:
638:
633:
603:
602:
592:
590:
558:
554:
549:
542:
533:
529:
515:
504:
495:
493:
484:
475:
470:
422:
398:
380:and bioclastic
359:
309:Middle Triassic
301:Liard Formation
262:
260:
244:
242:
226:Liard Formation
225:
223:
219:
217:
213:
212:
209:
204:
201:
199:
197:
196:
147:
125:
121:
99:
98:
93:
88:
83:
78:
73:
68:
63:
58:
53:
48:
43:
31:Middle Triassic
29:
28:
19:Liard Formation
12:
11:
5:
964:
954:
953:
948:
943:
938:
933:
928:
923:
906:
905:
903:
902:
897:
892:
887:
882:
877:
872:
867:
862:
857:
852:
847:
842:
837:
836:
835:
830:
820:
815:
810:
805:
804:
803:
798:
793:
788:
783:
778:
768:
767:
766:
761:
750:
748:
741:
740:
738:
737:
731:
726:
721:
716:
711:
706:
703:
700:
695:South-central
693:
690:
685:
679:
677:
673:
672:
670:
669:
664:
659:
654:
648:
646:
640:
639:
632:
631:
624:
617:
609:
601:
600:
552:
540:
527:
502:
472:
471:
469:
466:
426:Toad Formation
421:
418:
414:Williston Lake
397:
394:
358:
355:
347:Toad Formation
295:
294:
291:
287:
286:
281:
277:
276:
272:
271:
258:
254:
253:
240:
236:
235:
194:
188:
187:
183:
182:
173:
169:
168:
159:
155:
154:
150:
149:
144:
140:
139:
137:Toad Formation
134:
130:
129:
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:
963:
952:
949:
947:
944:
942:
939:
937:
934:
932:
929:
927:
924:
922:
919:
918:
916:
901:
898:
896:
893:
891:
888:
886:
883:
881:
878:
876:
873:
871:
868:
866:
863:
861:
860:Besa River FM
858:
856:
853:
851:
848:
846:
843:
841:
838:
834:
831:
829:
826:
825:
824:
821:
819:
816:
814:
811:
809:
806:
802:
799:
797:
794:
792:
789:
787:
784:
782:
779:
777:
774:
773:
772:
769:
765:
762:
760:
759:Kotaneelee FM
757:
756:
755:
752:
751:
749:
746:
742:
736:
732:
730:
727:
725:
724:Fort St. John
722:
720:
717:
715:
712:
710:
707:
704:
701:
698:
694:
691:
689:
686:
684:
681:
680:
678:
674:
668:
665:
663:
660:
658:
655:
653:
650:
649:
647:
645:
641:
637:
630:
625:
623:
618:
616:
611:
610:
607:
589:
585:
581:
577:
573:
569:
568:
563:
556:
547:
545:
537:
531:
524:
523:0-920230-23-7
520:
513:
511:
509:
507:
492:
488:
482:
480:
478:
473:
465:
463:
459:
455:
451:
447:
443:
439:
438:unconformably
435:
431:
427:
417:
415:
411:
407:
403:
393:
391:
388:south of the
387:
383:
379:
375:
371:
368:
364:
354:
352:
348:
344:
343:index fossils
339:
337:
333:
329:
325:
321:
317:
314:
313:Late Triassic
310:
306:
305:stratigraphic
302:
292:
288:
285:
282:
278:
273:
270:
259:
255:
252:
241:
237:
232:
195:
193:
189:
184:
181:
177:
174:
170:
167:
163:
160:
156:
151:
145:
141:
138:
135:
131:
128:
124:
120:
117:
113:
110:
107:
103:
97:
92:
87:
82:
77:
72:
67:
62:
57:
52:
47:
42:
36:
35:Late Triassic
32:
26:
22:
17:
828:Fantasque FM
807:
729:Saskatchewan
591:. Retrieved
571:
565:
555:
530:
494:. Retrieved
423:
399:
396:Distribution
360:
340:
300:
298:
275:Type section
818:Grayling FM
764:Dunvegan FM
745:Liard River
714:Fort Nelson
709:Liard River
667:Natural gas
430:conformable
402:Liard River
390:Peace River
351:ichnofossil
328:Liard River
284:Liard River
218: /
205:125°14′22″W
192:Coordinates
915:Categories
890:Kechica FM
875:Wokpash FM
865:Dunedin FM
855:Prophet FM
840:Mattson FM
823:Ishbel GRP
801:Garbutt FM
796:Scatter FM
754:Wapiti GRP
593:20 January
496:2010-02-01
468:References
406:Pine River
367:calcareous
224: (
202:59°16′35″N
850:Debolt FM
845:Golata FM
833:Kindle FM
786:Lepine FM
781:SikanniFM
699:foothills
382:limestone
374:siltstone
370:sandstone
363:dolomitic
357:Lithology
280:Named for
176:Limestone
166:siltstone
162:Sandstone
153:Lithology
148:(1370 ft)
143:Thickness
115:Underlies
885:Nonda FM
870:Stone FM
808:Liard FM
776:Sully FM
735:Manitoba
733:Western
378:dolomite
332:outcrops
307:unit of
290:Named by
186:Location
180:dolomite
133:Overlies
895:Atan FM
813:Toad FM
576:Bibcode
404:to the
318:in the
257:Country
158:Primary
521:
416:area.
386:cherty
269:Canada
266:
248:
239:Region
303:is a
172:Other
747:area
595:2023
519:ISBN
444:and
372:and
299:The
105:Type
41:PreꞒ
584:doi
572:166
365:to
316:age
311:to
33:to
917::
582:.
570:.
564:.
543:^
505:^
489:.
476:^
392:.
178:,
164:,
91:Pg
27::
628:e
621:t
614:v
597:.
586::
578::
525:.
499:.
228:)
96:N
86:K
81:J
76:T
71:P
66:C
61:D
56:S
51:O
46:Ꞓ
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