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Southgate Member

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Journal Article
Journal: PALAIOS
Published: 01 October 2016
PALAIOS (2016) 31 (10): 453–462.
... of northern Kentucky. A thin, elliptical lens of silty mudstone in the lower Kope Formation (Pioneer Valley submember, Southgate Member, C-1 Sequence) has several unique features mainly present on its basal surface, as a hyporelief, but also to a limited extent on the upper surface. Toward one end, the basal...
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Series: GSA Special Papers
Published: 27 November 2018
DOI: 10.1130/2018.2535(21)
EISBN: 9780813795355
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Series: GSA Memoirs
Published: 01 January 1966
DOI: 10.1130/MEM98-p177
... source. About 3000 feet below the top of the Caledonia Formation a 900-foot unit of tuffaceous sandstone and volcanic breccia named the East End Member is exposed in the eastern part of the island. In western St. Croix the Caledonia Formation grades laterally to the south into tuffaceous sandstone...
Journal Article
Journal: Economic Geology
Published: 01 June 2005
Economic Geology (2005) 100 (4): 663–676.
...R. W. Page; C. H. H. Conor; B. P. J. Stevens; G. M. Gibson; W. V. Preiss; P. N. Southgate Abstract The 300-Mt Broken Hill Pb-Zn-Ag orebody is in the Broken Hill Domain, which, together with the contiguous Olary Domain, constitutes the southern part of the Curnamona province of eastern Australia...
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... lying between limestones of the Point Pleasant Member and the Fairview Formation. It contains no subordinate lithic units; Fulton, Economy, Southgate, and McMicken are rejected as stratigraphic units. The clastic ratio throughout the base of the formation is very high; above the base the lower beds have...
Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1159–1188.
...Paul A. Polito; T. Kurtis Kyser; Peter N. Southgate; M. Jim Jackson Abstract The western succession of the Mount Isa basin in northwest Queensland hosts four supergiant Zn-Pb ± Cu deposits and numerous smaller Cu and Zn-Pb deposits. Mineralization is primarily hosted in carbonaceous and calcareous...
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Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1117–1157.
...David L. Huston; Barney Stevens; Peter N. Southgate; Peter Muhling; Lesley Wyborn Abstract Zn-Pb-Ag mineral deposits are the products of hydrothermal ore-forming systems, which are restricted in time and space. In Australia, these deposits formed during three main periods at ~2.95, 1.69 to 1.58...
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Journal Article
Journal: Economic Geology
Published: 01 September 2006
Economic Geology (2006) 101 (6): 1251–1273.
...Paul A. Polito; T. Kurt Kyser; Suzanne D. Golding; Peter N. Southgate Abstract The stratiform Century Zn-Pb deposit and the discordant Zn-Pb lode deposits of the Burketown mineral field, northern Australia, host ore and gangue minerals with primary fluid inclusions that have not been affected...
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Series: SEPM Special Publication
Published: 01 January 2000
EISBN: 9781565761896
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Journal Article
Published: 01 July 2007
Exploration and Mining Geology (2007) 16 (3-4): 209–232.
... are proposed that reflect the degree of involvement of magmatic and/or non-magmatic fluids and the nature of the mineralizing environment. A division into magmatic, non-magmatic, and hybrid magmatic–non-magmatic IOCG types is suggested. Typical magmatic end-member IOCG deposits include Lightning Creek...
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Journal Article
Published: 21 July 2000
Canadian Journal of Earth Sciences (2000) 37 (9): 1229–1243.
...M.G. Sommers; S.M. Awramik; K.S. Woo Abstract The chert members of the Paleoproterozoic Gunflint Formation, Ontario, Canada, are commonly regarded as examples of primary silica chemical sediments. This interpretation is founded upon the ubiquitous nature of silica, high fidelity of preservation...
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Series: SEPM Special Publication
Published: 01 January 2007
DOI: 10.2110/pec.07.86.0065
EISBN: 9781565762947
... mixed with tan-weathering dolomite in the upper half-cycles. In other cycles siliciclastic graded layers thin and fine upward but remain siliciclastic. The Helena Formation can be divided into lower, middle, and upper informal members. The lower and upper members have centimeter-scale bedded cycles...
Series: SEPM Special Publication
Published: 01 January 2000
DOI: 10.2110/pec.00.66.0349
EISBN: 9781565761889
... collected and studied macroscopically and microscopically from the uppermost Grandeur Member (Park City Formation), Meade Peak Member (Phosphoria Formation), and Franson Member (Park City Formation). The uppermost Grandeur Member is characterized by local carbonate hardgrounds, which are partially reworked...
Journal Article
Journal: GSA Bulletin
Published: 23 June 2017
GSA Bulletin (2017) 129 (9-10): 1280–1299.
... by the Loves Creek Member ( Wells et al., 1967 ; Southgate, 1991 ; Ambrose et al., 2010 ), which includes both distinctive columnar stromatolites and a negative δ 13 C carb excursion (the “Bitter Springs excursion”) with a nadir of −4‰ το −5‰ ( Hill and Walter, 2000 ; Swanson-Hysell et al., 2010 , 2012...
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Series: SEPM Special Publication
Published: 01 January 2000
EISBN: 9781565761896
.... —δ 13 C carb –δ 18 O crossplots, Loves Creek Member Fig. 5. —Biomarker and fossil occurrence in the Bitler Springs Formation. Fig. 3. —Bitter Springs Formation drillcore and field sampling locations, Amadeus Basin (adapted from Southgate, 1991 ). Fig. 6...
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Series: SEPM Special Publication
Published: 01 January 2000
EISBN: 9781565761896
...) Location of measured sections in the study area: 1, Adams River; 2, Pingo Valley South; 3, Pingo Valley North; 4, Mala River; 5, Camp Prozac; 6, Alfred Point; 7, Tremblay Sound. Lines A and B refer to cross sections in Figure 3 . Fig. 4. —Cyclically packaged carbonates in the upper member...
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Series: SEPM Special Publication
Published: 01 January 2007
DOI: 10.2110/pec.07.86.0101
EISBN: 9781565762947
... Table 1.— Sample locations for detrital zircon samples. GPS precision is ± 10 m, in NAD 27 UTM coordinates. # on Figs. 1,2, 5 Sample Number Sample Location Easting Northing 1 BB-31 E member, Prichard Fm., Plains, MT 11T...
Image
Fig. 11.   Bryozoan-rich intervals. Generally bryozoan-rich intervals consi...
Published: 26 March 2008
equivalent. (C) Clark County core 555 ft. (169 m), Southgate Member equivalent. (D) Newpoint Stone Quarry core 430 ft. (131 m), Fairmount Member equivalent.
Journal Article
Journal: PALAIOS
Published: 01 April 2001
PALAIOS (2001) 16 (2): 115–125.
... highstand ( Cressman, 1973 ; Pope and Read, 1997a , b ). The Kope sample is derived from the Pioneer Valley Submember of the Southgate Member of the Kope Formation in northern Kentucky. The samples were collected from the Route 445 roadcut outside Brent, Kentucky, at a level of approximately 32 m...
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Journal Article
Published: 01 November 2005
Journal of Paleontology (2005) 79 (6): 1088–1104.
...RICHARD S. BOARDMAN; CAROLINE J. BUTTLER Abstract Reconsideration of the nature of zooids in trepostomate Bryozoa defines them as physically connected and asexually replicated colony members that housed systems of organs necessary to perform vital functions for the colonies. Zooids known to contain...
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