300:
272:
307:
279:
619:
489:"Geologic framework of pre-Cretaceous rocks in the Southern Ute Indian Reservation and adjacent areas, southwestern Colorado and northwestern New Mexico"
271:
581:
Wengerd, Sherman A.; Strickland, John W. (1954). "Pennsylvanian
Stratigraphy of Paradox Salt Basin, Four Corners Region, Colorado and Utah".
299:
184:
520:
551:
451:
The formation was first designated by
Sherman Wengerd and John Strickland in 1954 as part of their work raising the
614:
177:
427:) over the region, which deposited limestone atop the continental sediments of the Molas Formation.
463:. Baars, Parker, and Chronic proposed a subsurface reference section in 1967 in the Paradox basin.
102:
423:
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459:. It was named for exposures at the Pinkerton Trail, about 12 miles (19 km) north of
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that place its age in the Atokan to
Desmoinesian Ages of the Pennsylvanian.
521:"Revised Stratigraphic Nomenclature of Pennsylvanian System, Paradox Basin"
353:
337:
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383:
during the
Pennsylvanian. The Pinkerton Trail Formation consists of gray
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of geological formations deposited in the interior and margins of the
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436:
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406:. Its thickness is up to 600 feet (180 m) in the subsurface.
392:
345:
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64:
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165:
552:"Stratigraphy and Oil and Gas Production of Southeast Utah"
371:
The
Pinkerton Trail Formation is the lowest member of the
519:Baars, D.L.; Parker, J. Wm.; Chronic, John (1967).
518:
580:
306:
278:
606:
421:. It was deposited by the advance of the sea (a
620:Carboniferous southern paleotropical deposits
413:area and is present in the subsurface in the
286:Pinkerton Trail Formation (the United States)
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391:. North of Durango, it contains significant
595:10.1306/5CEAE07C-16BB-11D7-8645000102C1865D
556:Oil and Gas Fields of the Four Corners Area
446:
435:The formation is fossiliferous, containing
549:
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493:U.S. Geological Survey Professional Paper
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495:. Professional Paper. 1505-A: A22-A23.
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486:
314:Pinkerton Trail Formation (Colorado)
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409:The formation is exposed in the
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387:with occasional beds of black
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1:
466:
289:Show map of the United States
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487:Condon, Steven M. (1992).
430:
330:Pinkerton Trail Formation
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19:Pinkerton Trail Formation
18:
550:Thomaidis, Nick (1978).
457:group stratigraphic rank
447:History of investigation
142:180 m (600 ft)
402:and is overlain by the
615:Carboniferous Colorado
348:characteristic of the
252:Wengerd and Strickland
336:that is found in the
317:Show map of Colorado
196: /
25:Stratigraphic range
398:. It rests on the
334:geologic formation
200:37.456°N 107.804°W
461:Durango, Colorado
453:Hermosa Formation
411:Durango, Colorado
404:Paradox Formation
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123:Paradox Formation
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502:10.3133/pp1505A
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400:Molas Formation
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133:Molas Formation
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542:
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471:
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415:San Juan basin
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344:. It contains
340:region of the
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583:AAPG Bulletin
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525:AAPG Bulletin
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424:transgression
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419:Paradox basin
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381:Paradox basin
378:
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373:Hermosa Group
364:
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361:Pennsylvanian
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342:United States
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113:Hermosa Group
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564:. Retrieved
559:
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545:
533:. Retrieved
531:(3): 393–403
528:
524:
492:
450:
434:
422:
408:
370:
354:Desmoinesian
338:Four Corners
329:
327:
257:Year defined
236:Type section
220:Four Corners
367:Description
203: /
191:107°48′14″W
178:Coordinates
609:Categories
467:References
441:fusulinids
188:37°27′22″N
396:sediments
385:limestone
241:Named for
156:Limestone
147:Lithology
139:Thickness
119:Underlies
103:Formation
30:Moscovian
437:crinoids
417:and the
249:Named by
172:Location
129:Overlies
566:27 July
562:: 62–64
535:27 July
431:Fossils
393:clastic
359:of the
346:fossils
226:Country
152:Primary
109:Unit of
350:Atokan
216:Region
389:shale
377:group
332:is a
166:Shale
162:Other
568:2021
560:I–II
537:2021
439:and
375:, a
357:Ages
352:and
328:The
260:1954
99:Type
35:PreꞒ
591:doi
497:doi
455:to
611::
589:.
587:38
585:.
558:.
554:.
529:51
527:.
523:.
511:^
491:.
475:^
363:.
85:Pg
27::
597:.
593::
570:.
539:.
505:.
499::
90:N
80:K
75:J
70:T
65:P
60:C
55:D
50:S
45:O
40:Ꞓ
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