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Nonesuch f o r m a t i o n

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Journal Article
Journal: AAPG Bulletin
Published: 01 January 1996
AAPG Bulletin (1996) 80 (1): 1–15.
...), and base (4) of the Nonesuch Formation, and the lower Copper Harbor Conglomerate (5). The time-temperature history is then used to calculate values of %R o , TTI, and %Exp (I/S expandability) for the five horizons through time. The %R o calculation was developed from methods described by Sweeney...
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Journal Article
Journal: AAPG Bulletin
Published: 11 November 1993
AAPG Bulletin (1993) 77 (11): 1922–1941.
... maturities. Palacas et al. (1990) reported gray shales (possibly equivalent to the Nonesuch Shale) found between 15,000 and 16,425 ft (4570–5006 m) in the 1 Eischeid well have thermal maturity equivalent to 1.8–2.2 vitrinite R o , based on data from Rock-Eval, extractable hydrocarbon contents, and kero-gen...
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Journal Article
Journal: Economic Geology
Published: 01 September 2023
Economic Geology (2023) 118 (6): 1431–1465.
... bed, Nonesuch Formation, WP345 185.87 m. (K) Photograph of late calcite nodule, Marker bed, Nonesuch Formation, outcrop at Bonanza Falls. (L) Photograph of beige bleaching in litharenite, CHF, WP059 126.30 m. (M) Photograph of gray bleaching, litharenite, CHF, WP387 296.75 m. (N) Photograph...
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Journal Article
Published: 30 November 2020
Journal of the Geological Society (2021) 178 (2): jgs2020-133.
... envelope enclosing a blockish inner body. ( n ) Nucellosphaeridium sp. with a granular envelope enclosing a small inner body (spot). ( o ) Zonosphaeridium sp. with large diffuse inner body. ( p ) Cylindrical cell, cf. Archaeoellipsoides . ( q ) Unnamed large, diffuse ovoid cell. ( r ) Cylindrical form...
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Journal Article
Journal: GSA Bulletin
Published: 22 August 2023
GSA Bulletin (2024) 136 (3-4): 1628–1650.
... fine sandstone a wavy lamination, as seen in a thin section scan (78.1 m in section PRF18; ticks are 1 mm). (E) Flute casts at the base of a turbidite (~170 m in section PIR18, scale bar is in cm). (F) Oscillatory wave ripples in the uppermost Nonesuch Formation (298.5 m in section PIR18; scale bar...
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Journal Article
Journal: AAPG Bulletin
Published: 01 October 1980
AAPG Bulletin (1980) 64 (10): 1681–1700.
... otlozheniyakh Volgo-Ural’-skoy oblasti (Guiding the search for petroleum in Riphean deposits of the Volga-Ural region) : Vyssh. Ucheb. Zavedeniy Izv., Neft’ i Gaz , no. 5 , p. 11 – 14 . Almeida , F. F. M. de , 1944 , Collenia itapevensis sp. n., um fossil precambriano do estado de Sao Paulo : Sao...
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Journal Article
Journal: AAPG Bulletin
Published: 01 March 1986
AAPG Bulletin (1986) 70 (3): 225–238.
... . Brown , L. , L. Jensen , J. Oliver , S. Kaufman , and D. Steiner , 1982 , Rift structure beneath the Michigan basin from COCORP profiling : Geology , v. 10 , p. 645 – 649 . Burchett , R. R. , K. B. Luza , O. J. Van Eck , and F. W. Wilson , 1983...
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Journal Article
Journal: GSA Bulletin
Published: 08 December 2023
GSA Bulletin (2023)
...Esther K. Stewart; Ann M. Bauer; Anthony R. Prave The Nonesuch Formation and related sedimentary units of the Oronto Group, southern Lake Superior region, midwestern United States, are commonly held to have been deposited in a lacustrine rift basin within interior continental Laurentia. Here, we...
Journal Article
Published: 18 January 2018
Canadian Journal of Earth Sciences (2019) 56 (1): 1–15.
... in 11 specimens from one slab of Freda sandstone, obtaining a direction of D = 257.4°, I = –10.1° (N = 11, k = 86.3, α 95 = 4.9°) with T ub of 275°–600 °C, residing in hematite pigment. Some specimens that we measured also isolated the C int direction in the CHF on thermal demagnetization (e.g...
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Journal Article
Journal: Economic Geology
Published: 01 November 2006
Economic Geology (2006) 101 (7): 1437–1444.
... diagrams for (A) the system Cu-O-H-S-Cl, with a ∑S = 10 −4 mg/l and Cl– = 0.5 M, (B) the system Fe-O-H, and (C) the system Cu-O-H-Cl. A. The typical Eh-pH conditions for oxygen-rich near-surface meteoric water (uppermost ellipse) and oxygen-poor deep groundwater (lowermost ellipse)(modified after...
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Journal Article
Journal: Economic Geology
Published: 01 November 2014
Economic Geology (2014) 109 (7): 2035–2050.
.... 3 Solubility of copper as cuprous chloride complexes in a low-temperature brine, in a Cu-O-H-Cl Eh-pH stability diagram, with a ∑S = 10 −4 , Cl − = 0.5 M , T = 25°C (adapted from Rose, 1976 , 1989 ). The superposed upper and lower dashed ellipses identify Eh-pH conditions typical of oxygen...
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Journal Article
Journal: AAPG Bulletin
Published: 01 December 1962
AAPG Bulletin (1962) 46 (12): 2246–2248.
... to begin to form, what organic matter are they forming from, and to what extent are depth and temperature the controlling factors in hydrocarbon formation? Studies are being conducted to answer these questions. REFERENCES Denekas , M. O. , and Daniel , N. R. , 1961 , personal...
FIGURES
Journal Article
Published: 14 August 2019
Canadian Journal of Earth Sciences (2019) 56 (9): 932–947.
... a normal–reverse–normal (NRN) polarity pattern. Commonly, these specimens record a small intensity decrease in remanence of <5% between ∼450 and 580 °C, then a gentle intensity increase to ∼640 °C, and finally a steep decrease to ∼675 °C ( Fig. 6F ). Occasionally, the T ub decrease in intensity...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 27 February 2021
Lithosphere (2021) 2021 (1): 8836546.
... Research 1986 91 B10 10309 10335 10.1029/JB091iB10p10309 Humphris S. E. Thompson R. N. Marriner G. F. Donnelly T. Francheteau J. Bryan W. Robinson P. Flower M. Salisbury M. The mineralogy and chemistry of basalt weathering, Holes 417A and 418A Initial...
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Journal Article
Journal: SEG Discovery
Published: 01 July 2002
SEG Discovery (2002) (50): 1–56.
... viewed with interest by John Slack (left) and Don Hammer (right). "Thank-you" to Q orate Contributors . .t. .o. . . .t..h. .e2..00..2Con..f..e..re..n..ce PLI\TINUIH LE\'EL BRONZE LEVEl, BHP BILLITON Fr\LCO\/BRIDGE LTD. John Dow, SEG Distinguished Lecturer, is flanked by KINROSS GOLD CORPORATION John...
Journal Article
Journal: Geology
Published: 22 March 2021
Geology (2021) 49 (6): 743–747.
... of the Midcontinent Rift of Laurentia : Precambrian Research , v. 336 , 105510 , https://doi.org/10.1016/j.precamres.2019.105510 . Leliaert , F. , De Clerck , O. , Verbruggen , H. , Boedeker , C. , and Coppejans , E. , 2007 , Molecular phylogeny of the Siphonocladales (Chlorophyta...
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Journal Article
Published: 01 December 2002
Clays and Clay Minerals (2002) 50 (6): 746–756.
...A. Drief; F. Martinez-Ruiz; F. Nieto; N. Velilla Sanchez Abstract Experimental illitization of smectite was studied by transmission electron microscopy (TEM) and X-ray diffraction (XRD). Experiments were performed on the <2 μm fraction consisting entirely of smectite separated from a soil formed...
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Journal Article
Published: 01 January 2013
Reviews in Mineralogy and Geochemistry (2013) 76 (1): 311–350.
... System . Appl Geochem 13 : 825 – 840 Daumas R Albéric P Brault M Khripounoff A Hermin M-N Marty J-C Saliot A ( 1988 ) Matière organique présente dans les eaux d’un site hydrothermal actif du Pacifique-Est (13°N) . Oceanolog Acta Spec 8 : 31 – 43 Dec SF...
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Journal Article
Journal: AAPG Bulletin
Published: 01 June 1967
AAPG Bulletin (1967) 51 (6): 828–841.
... on eometamorphism by two talks, one of which was unscheduled, during an A.A.P.G. Distinguished Lecture tour; Hunt’s constructive advice is greatly appreciated. Several of my colleagues in the Department of Geology and Mineralogy at The University of Michigan, including L. I. Briggs, E. N. Goddard, F. S. Turneaure...
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Journal Article
Journal: GSA Bulletin
Published: 25 May 2022
GSA Bulletin (2023) 135 (1-2): 449–466.
... lake level (183.5 m above mean sea level). Dashed black contours show Bouguer gravity in milligals ( Klasner et al., 1979 ). Locations with letters: Q—Quincy Mine (Ypl); B—Bacon (1966) seismic reflection work; R—Rice Lake #1 drill hole (Yj); T—Traverse Island (Yj); H—Huron Islands (Wgr); L—Limestone...
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