282:
41:
306:
346:
Dennison, J.M., Beuthin, J.D., and Hasson, K.O., 1986, Latest
Devonian-earliest Carboniferous marine transgressions central and southern Appalachians, USA, IN Bless, M.J., and Streel, M., eds., Late Devonian events around the Old Red Continent; field conference in Aachen (FRG), with excursions in the
377:
Stose, G.W., and Swartz, C.K., 1912, Description of the Pawpaw and
Hancock quadrangles (Maryland-West Virginia-Pennsylvania): U.S. Geological Survey Geologic Atlas of the United States, Pawpaw-Hancock folio, no. 179, p.
232:
The formation was originally described in West
Virginia by Stose and Swartz (1912). It was first described in Maryland by H. E. Vokes (1957), and later described in central Pennsylvania by C. R. Wood (1980).
347:
Ardenne (Belgium), the
Rheinisches Schiefergebirge (FRG) and in Moravia (USSR): Annales de la Societe Geologique de Belgique, Aachen, Federal Republic of Germany, April 6–14, 1986, v. 109, no. 1, p. 123-129.
361:
Kammer, T.W., and
Bjerstedt, T.W., 1986, Stratigraphic framework of the Price Formation (Upper Devonian-Lower Mississippian) in West Virginia: Southeastern Geology, v. 27, no. 1, p. 13-33.
408:
Lessing, Peter, Dean, S.L., and
Kulander, B.R., 1992, Stratigraphy and structure of Meadow Branch synclinorium, West Virginia: Southeastern Geology, v. 32, no. 3, p. 166-174.
766:
436:
256:
399:
Wood, C.R., 1980, Summary groundwater resources of Centre County, Pennsylvania: Pennsylvania
Geological Survey Water Resource Report, 4th series, no. 48, p. 60.
771:
728:
794:
551:
533:
82:
841:
281:
748:
733:
846:
638:
881:
876:
429:
856:
831:
871:
422:
836:
245:. At Formation rank, it has several members, including the Patton and Riddlesburg Shale Members, and the Finzel Tongue.
866:
861:
271:
390:
Vokes, H.E., 1957, Geography and geology of
Maryland: Maryland Geological Survey Bulletin, no. 19, p. 243.
851:
324:
252:
286:
319:
222:
123:
274:, and noted that the Rockwell is approximately 200 meters thick here and that a 2-meter thick
510:
138:
674:
528:
505:
8:
633:
628:
600:
488:
242:
92:
743:
623:
445:
187:
32:
789:
643:
260:
78:
40:
692:
657:
414:
311:
290:
248:
It has been reduced in rank to a member of the Price
Formation in West Virginia.
738:
711:
697:
583:
825:
479:
191:
50:
46:
24:
497:
211:
199:
161:
543:
457:
781:
305:
275:
592:
468:
218:
115:
520:
684:
666:
615:
574:
449:
267:
195:
183:
28:
758:
720:
215:
226:
119:
266:
Lessing, Dean, and
Kulander (1992) mapped the Meadow Branch
210:
The Rockwell Formation was described at its type section at
102:
500 to 540 feet in WV, 540 to 550 feet at Sideling Hill
357:
355:
353:
301:
285:
Outcrops of the Rockwell Formation in Pennsylvania (
263:and its lateral equivalent, the Burgoon Sandstone.
444:
350:
342:
340:
373:
371:
369:
367:
823:
337:
402:
364:
70:Finzel Tongue, Patton Shale, Riddlesburg Shale
430:
251:The Rockwell is a lateral equivalent of the
386:
384:
437:
423:
39:
842:Sandstone formations of the United States
381:
280:
393:
241:The Rockwell is generally considered a
824:
259:, as all three underlie the prominent
847:Shale formations of the United States
418:
148:West Virginia, Maryland, Pennsylvania
882:Geologic formations of West Virginia
877:Geologic formations of Pennsylvania
13:
14:
893:
857:Devonian geology of Pennsylvania
832:Devonian System of North America
304:
872:Geologic formations of Maryland
236:
272:Berkeley County, West Virginia
205:
1:
330:
7:
837:Mississippian United States
297:
10:
898:
325:Huntley Mountain Formation
278:is present near the base.
253:Huntley Mountain Formation
780:
757:
719:
710:
683:
665:
656:
614:
591:
582:
573:
542:
519:
496:
487:
478:
467:
456:
214:in West Virginia as soft
168:
157:
152:
144:
134:
129:
111:
106:
98:
88:
74:
66:
58:
38:
23:
18:
287:Norfolk Southern Railway
202:, in the United States.
767:Corriganville Limestone
320:Geology of Pennsylvania
190:mapped bedrock unit in
867:Devonian West Virginia
294:
257:Spechty Kopf Formation
172:Stose and Swartz, 1912
45:Rockwell Formation at
862:Devonian Pennsylvania
511:Mauch Chunk Formation
284:
139:Appalachian Mountains
772:Helderberg Formation
729:Helderberg Formation
675:Mahantango Formation
529:Greenbrier Formation
506:Greenbrier Formation
795:New Creek Limestone
634:Greenland Gap Group
629:Foreknobs Formation
601:Hampshire Formation
552:Purseland Sandstone
534:Purseland Sandstone
93:Hampshire Formation
83:Purselane Sandstone
25:Stratigraphic range
744:Oriskany Sandstone
624:Brallier Formation
606:Rockwell Formation
557:Rockwell Formation
446:Chronostratigraphy
295:
225:, and buff hackly
180:Rockwell Formation
19:Rockwell Formation
852:Devonian Maryland
819:
818:
815:
814:
811:
810:
807:
806:
803:
802:
706:
705:
652:
651:
569:
568:
565:
564:
176:
175:
889:
790:Keyser Limestone
717:
716:
663:
662:
644:Scherr Formation
589:
588:
580:
579:
494:
493:
485:
484:
476:
475:
471:
465:
464:
460:
439:
432:
425:
416:
415:
409:
406:
400:
397:
391:
388:
379:
375:
362:
359:
348:
344:
314:
309:
308:
261:Pocono Formation
79:Pocono Formation
43:
16:
15:
897:
896:
892:
891:
890:
888:
887:
886:
822:
821:
820:
799:
776:
753:
702:
693:Marcellus Shale
679:
648:
610:
561:
538:
515:
469:
458:
452:
443:
413:
412:
407:
403:
398:
394:
389:
382:
376:
365:
360:
351:
345:
338:
333:
312:Devonian portal
310:
303:
300:
291:Horseshoe Curve
239:
208:
164:, West Virginia
54:
12:
11:
5:
895:
885:
884:
879:
874:
869:
864:
859:
854:
849:
844:
839:
834:
817:
816:
813:
812:
809:
808:
805:
804:
801:
800:
798:
797:
792:
786:
784:
778:
777:
775:
774:
769:
763:
761:
755:
754:
752:
751:
746:
741:
739:Needmore Shale
736:
731:
725:
723:
714:
708:
707:
704:
703:
701:
700:
698:Needmore Shale
695:
689:
687:
681:
680:
678:
677:
671:
669:
660:
654:
653:
650:
649:
647:
646:
641:
636:
631:
626:
620:
618:
612:
611:
609:
608:
603:
597:
595:
586:
577:
571:
570:
567:
566:
563:
562:
560:
559:
554:
548:
546:
540:
539:
537:
536:
531:
525:
523:
517:
516:
514:
513:
508:
502:
500:
491:
482:
473:
462:
454:
453:
442:
441:
434:
427:
419:
411:
410:
401:
392:
380:
363:
349:
335:
334:
332:
329:
328:
327:
322:
316:
315:
299:
296:
238:
235:
207:
204:
174:
173:
170:
166:
165:
159:
155:
154:
150:
149:
146:
142:
141:
136:
132:
131:
127:
126:
113:
109:
108:
104:
103:
100:
96:
95:
90:
86:
85:
76:
72:
71:
68:
64:
63:
60:
56:
55:
44:
36:
35:
21:
20:
9:
6:
4:
3:
2:
894:
883:
880:
878:
875:
873:
870:
868:
865:
863:
860:
858:
855:
853:
850:
848:
845:
843:
840:
838:
835:
833:
830:
829:
827:
796:
793:
791:
788:
787:
785:
783:
779:
773:
770:
768:
765:
764:
762:
760:
756:
750:
749:Shriver Chert
747:
745:
742:
740:
737:
735:
734:Mandata Shale
732:
730:
727:
726:
724:
722:
718:
715:
713:
709:
699:
696:
694:
691:
690:
688:
686:
682:
676:
673:
672:
670:
668:
664:
661:
659:
655:
645:
642:
640:
637:
635:
632:
630:
627:
625:
622:
621:
619:
617:
613:
607:
604:
602:
599:
598:
596:
594:
590:
587:
585:
581:
578:
576:
572:
558:
555:
553:
550:
549:
547:
545:
541:
535:
532:
530:
527:
526:
524:
522:
518:
512:
509:
507:
504:
503:
501:
499:
495:
492:
490:
486:
483:
481:
477:
474:
472:
466:
463:
461:
455:
451:
447:
440:
435:
433:
428:
426:
421:
420:
417:
405:
396:
387:
385:
374:
372:
370:
368:
358:
356:
354:
343:
341:
336:
326:
323:
321:
318:
317:
313:
307:
302:
292:
288:
283:
279:
277:
273:
269:
264:
262:
258:
254:
249:
246:
244:
234:
230:
228:
224:
220:
217:
213:
203:
201:
197:
193:
192:West Virginia
189:
188:Mississippian
185:
181:
171:
167:
163:
160:
156:
151:
147:
143:
140:
137:
133:
128:
125:
121:
117:
114:
110:
105:
101:
97:
94:
91:
87:
84:
80:
77:
73:
69:
65:
61:
57:
52:
48:
47:Sideling Hill
42:
37:
34:
33:Mississippian
30:
26:
22:
17:
639:Harrel Shale
605:
556:
498:Serpukhovian
404:
395:
268:synclinorium
265:
250:
247:
240:
237:Stratigraphy
231:
223:conglomerate
221:, fine hard
212:Rockwell Run
209:
200:Pennsylvania
179:
177:
162:Rockwell Run
153:Type section
124:conglomerate
544:Tournaisian
206:Description
62:Sedimentary
826:Categories
782:Lochkovian
331:References
276:diamictite
186:and early
182:is a late
593:Famennian
243:Formation
219:sandstone
158:Named for
116:Sandstone
107:Lithology
99:Thickness
75:Underlies
67:Sub-units
31:to Early
685:Eifelian
667:Givetian
616:Frasnian
450:Maryland
298:See also
255:and the
196:Maryland
184:Devonian
169:Named by
130:Location
89:Overlies
29:Devonian
759:Pragian
216:arkosic
112:Primary
53:roadcut
27:: Late
721:Emsian
658:Middle
521:Viséan
198:, and
145:Extent
135:Region
712:Lower
584:Upper
227:shale
120:shale
178:The
81:and
59:Type
51:I-68
448:of
378:24.
270:in
828::
470:Pz
459:Ph
383:^
366:^
352:^
339:^
289:,
229:.
194:,
122:,
118:,
49:,
575:D
489:M
480:C
438:e
431:t
424:v
293:)
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