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Ervay Tongue of Phosphoria Formation

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Journal Article
Published: 01 May 1997
Rocky Mountain Geology (1997) 31 (2): 33–58.
... are from the Grandeur, Franson and Ervay Members of the Park City Formation, the lower member of the Shedhorn Sandstone and limestone tongues of the Phosphoria Formation. Gastropods are a minor but relatively diverse component of the faunas sampled. One new genus, Shedhornia, is recognized. Seven of the 55...
Journal Article
Journal: AAPG Bulletin
Published: 01 December 1956
AAPG Bulletin (1956) 40 (12): 2826–2863.
... in the Rattlesnake Hills, Wyoming. He considered it a tongue of the Phosphoria formation because of its lithologic similarity to the Phosphoria formation in the southern Wind River Mountains, and he correlated the Ervay with the uppermost limestone of the Phosphoria in the Wind River Mountains. In this report...
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Journal Article
Journal: AAPG Bulletin
Published: 01 December 1934
AAPG Bulletin (1934) 18 (12): 1655–1697.
...) .—The uppermost limestones of the Phosphoria extend eastward and southward from the Wind River and the Owl Creek mountains as a fairly widespread tongue. It is here proposed to designate this bed as the Ervay tongue of the Phosphoria formation . It crops out a few hundred feet west of Ervay, a postoffice...
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Journal Article
Journal: AAPG Bulletin
Published: 01 July 1950
AAPG Bulletin (1950) 34 (7): 1540–1551.
... and Dinwoody Tongues in Lower Chugwater of Central and Southeastern Wyoming,” Bull. Amer. Assoc. Petrol. Geol. , Vol. 18 (1034), p. 1680. 5 Ervay tongue of Phosphoria formation, Rattlesnake Hills, Wyoming: Thomas, H. D., op. cit . (1934), p. 1675. 6 Phosphoria formation, southwestern Uinta...
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Journal Article
Journal: AAPG Bulletin
Published: 01 April 1962
AAPG Bulletin (1962) 46 (4): 478–503.
...Charles V. Campbell ABSTRACT The objective of this study is to reconstruct the depositional environments of Permian sediments that formed the Phosphoria Formation in the southeastern Bighorn Basin, Wyoming. Data of stratigraphy, petrology, and sedimentation are synthesized to achieve this objective...
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Journal Article
Journal: AAPG Bulletin
Published: 01 February 1957
AAPG Bulletin (1957) 41 (2): 212–262.
... Butte area the following members make up the Phosphoria formation from base upward: Nowood member, Opeche shale, Minnekahta limestone, Glendo shale, Forelle limestone, unnamed redbed tongue, chert zone, and Ervay tongue. The intertonguing relationships are similar to those described by Thomas...
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Journal Article
Journal: AAPG Bulletin
Published: 01 October 1967
AAPG Bulletin (1967) 51 (10): 2122–2132.
... , U. S. Geol. Survey Prof. Paper 313-B , p. 269 . Thomas , L. E. , 1965 , Sedimentation and structural development of Big Horn basin : Am. Assoc. Petroleum Geologists Bull. , v. 49 , no. 11 , p. 1867 – 1877 . The upper Phosphoria, Ervay Tongue, ranges in thickness from 30 to 100...
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Journal Article
Journal: AAPG Bulletin
Published: 01 October 1967
AAPG Bulletin (1967) 51 (10): 2056–2114.
..., reservoir porosity is unusually well developed in an algal dolomite fades of the Ervay Member ( Pedry, 1957 ; Willingham and McCaleb, 1966 ). Triassic. —The Phosphoria Formation is overlain in western Wyoming by a thin sequence of compact Lower Triassic sandy and silty limestone, dolomite, and green...
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Journal Article
Journal: AAPG Bulletin
Published: 01 July 1978
AAPG Bulletin (1978) 62 (7): 1171–1184.
... of phosphate in this unit and was the first to suggest that it might represent a tongue of the Meade Peak Phosphatic Shale Member of the Phosphoria Formation. Yochelson and Fraser (1973 , p. 22) described thin beds of pelletal phosphate within the unit in the southern Pequop Mountains. The contact between...
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Journal Article
Journal: AAPG Bulletin
Published: 01 February 1970
AAPG Bulletin (1970) 54 (2): 285–312.
... of central Idaho, the Wood River and some unnamed formations (mostly Wolfcampian, partly Leonardian) and the Phosphoria Formation (Leonardian, Guadalupian, and possibly post-Guadalupian) total at least 20,000 ft (6,096 m) of orthoquartzite, various limestone types, mudstone, chert, and phosphorite...
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