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Wilkawillina Limestone

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Figure  4 —Stratigraphic sections of the <span class="search-highlight">Wilkawillina</span> <span class="search-highlight">Limestone</span> and Mernmer...
Published: 01 January 2007
Figure 4 —Stratigraphic sections of the Wilkawillina Limestone and Mernmerna Formation (MMF section), Oraparinna Shale (OS section), and Wirrealpa Limestone (WL section) at Angorichina, showing all sampled horizons and ranges of trilobites
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—Exposure of <span class="search-highlight">Wilkawillina</span> <span class="search-highlight">Limestone</span> in Brachina Gorge, showing individual  ...
Published: 01 December 1970
FIG. 4. —Exposure of Wilkawillina Limestone in Brachina Gorge, showing individual Archaeocyatha rimmed by or partly filled with black, bituminous limestone. Scale on hammer in inches.
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Hydrocarbon Contents of Some Lower Cambrian <span class="search-highlight">Limestone</span> Samples (<span class="search-highlight">Wilkawillina</span>...
Published: 01 December 1970
Table 1. Hydrocarbon Contents of Some Lower Cambrian Limestone Samples (Wilkawillina Limestone) from Flinders Ranges
Journal Article
Published: 01 January 2007
Journal of Paleontology (2007) 81 (1): 116–142.
...Figure 4 —Stratigraphic sections of the Wilkawillina Limestone and Mernmerna Formation (MMF section), Oraparinna Shale (OS section), and Wirrealpa Limestone (WL section) at Angorichina, showing all sampled horizons and ranges of trilobites ...
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Journal Article
Journal: Economic Geology
Published: 01 June 2003
Economic Geology (2003) 98 (4): 797–818.
... units of the Woodendinna Dolomite and units of Archaeocyathid -rich Wilkawillina Limestone are the main host lithologies. Lead minerals in subeconomic quantities are also present in karstic collapse breccias surrounding the willemite orebodies. Mineralization is structurally controlled and associated...
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—Lower Cambrian (Hawker Group and equivalents) of Arrowie basin. a. Thickly...
Published: 01 December 1970
FIG. 3. —Lower Cambrian (Hawker Group and equivalents) of Arrowie basin. a. Thickly bedded, biostromal Wilkawillina Limestone at Moro Gorge, east of Donkey Water—eastern hinge zone. b. Cone-shaped algal stromatolites in Andamooka Limestone, Yarrawurta Cliff—Stuart stable shelf. c. Thin bands
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Figure  13 — Elicicola calva  Jell  in  Bengtson et al., 1990 . Testate cra...
Published: 01 January 2007
Figure 13 — Elicicola calva Jell in Bengtson et al., 1990 . Testate cranidia from MMF/0.0, Wilkawillina Limestone (MMF section). 1 , SAMP40673, dorsal view, stereo pair, ×5; 2 , SAMP40674, dorsal view, ×4.5; 3 , SAMP40675, dorsal view, ×4; 4 , SAMP40676, dorsal view, ×5.5; 5 , SAMP40677
Journal Article
Journal: AAPG Bulletin
Published: 01 December 1970
AAPG Bulletin (1970) 54 (12): 2395–2409.
...FIG. 4. —Exposure of Wilkawillina Limestone in Brachina Gorge, showing individual Archaeocyatha rimmed by or partly filled with black, bituminous limestone. Scale on hammer in inches. ...
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F ig . 7. A. Ore sample under short-wave ultraviolet light; internal sedime...
Published: 01 June 2003
(hm) in the Callanna beds above the Rawnsley Quartzite with associated weak zinc mineralization (1%). H. Callanna beds (gray) containing thrust-emplaced slivers of Rawnsley Quartzite (white) and hematite altered Wilkawillina Limestone (red) (south wall). Low-angle thrusts cut the Callanna, propagate
Journal Article
Journal: Geology
Published: 01 December 2009
Geology (2009) 37 (12): 1143–1146.
... sample MMF/0.0, at the base of a 60 m stratigraphic section (MMF) measured through the uppermost Wilkawillina Limestone and unconformably overlying Mernmerna Formation that crops out ~1 km south of Balcoracana Creek on the eastern side of the Bunkers Range, Arrowie Basin, South Australia. MMF/0.0...
FIGURES
Journal Article
Journal: Economic Geology
Published: 01 March 2008
Economic Geology (2008) 103 (2): 353–364.
... or sabkha environment, based on the presence of algal laminates, mudcracks, evaporite casts, and raindrop impressions ( Clarke, 1990 ). Deeper water conditions prevailed during the deposition of the overlying Lower Wilkawillina Limestone member, which transitions from a calcarenite of archaeocyathid fossil...
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Journal Article
Published: 11 December 2020
Geological Magazine (2021) 158 (7): 1224–1236.
... Fork Tree Limestone has negative (–2.50‰) values, but with a gradual positive shift upsection, peaking at +0.19‰ at sample HS/40.4, 21.5 m above the base of the Heatherdale Formation. In the Arrowie Basin, excursions II and III occur in the Wirrapoiwe Limestone (BHG section) and Wilkawillina Limestone...
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Journal Article
Published: 01 December 2002
Journal of the Geological Society (2002) 159 (6): 645–658.
... of the Pararaia tatei Zone of the same workers ( Fig. 2 ). In a section of the central–eastern Flinders Ranges, NW of Old Wirrealpa Springs, in a part of the Wilkawillina Limestone possibly towards the top of the local range of M. etheridgei , the trilobite Prouktaspis luta Jell is present...
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Journal Article
Journal: Geology
Published: 01 February 2008
Geology (2008) 36 (2): 171–174.
... Cambrian outcrops in the Flinders Ranges, South Australia. Multisclerite associations are less common, and tubular composite scleritomes have only been found in two samples, both from the Atdabanian Abadiella huoi trilobite zone. Most composite specimens come from the top of the Wilkawillina Limestone...
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Journal Article
Published: 07 July 2014
Journal of the Geological Society (2014) 171 (5): 709–722.
... are analyses of Early Cambrian, Ajax Limestone (laterally equivalent to Wilkawillina Limestone of Fig. 2 ) of South Australia ( Surge et al . 1997 ), known to be marine because of its trilobites and abundant archaeocyathids. The offset of Cambrian versus Holocene δ 18 O compositions is part of a long-term...
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Journal Article
Published: 09 September 2020
Geological Magazine (2021) 158 (5): 811–824.
... to any degree of detail. Evidence for early Cambrian shallow-marine and land environments comes from supratidal and intertidal palaeokarsts and fluvial palaeosoils (see Retallack, 2008 ). Reddened palaeokarsts observed in the Wilkawillina and Ajax limestones of southern Australia and other local...
Journal Article
Journal: Economic Geology
Published: 01 June 2003
Economic Geology (2003) 98 (4): 685–714.
... willemite prospects ( Fig. 11 ), which occur within the Woodendinna Dolomite and the Wilkawillina Limestone, are part of an extensive Zn-Pb ± Cu district located in the north Flinders Ranges of South Australia that includes minor Mississippi Valley-type Zn-Pb occurrences. The willemite ores...
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Journal Article
Published: 01 August 2022
Mineralogical Magazine (2022) 86 (4): 525–530.
..., poorly sorted argillaceous siltstones with conglomerate lenses containing well-rounded quartz pebbles dispersed in a matrix of weakly consolidated sand and grit (Johns, 1972 ). The Wilkawillina Limestone conformably overlies the Parachilna Formation and contains high Mn, Zn and P concentrations...
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Journal Article
Published: 01 August 1992
Journal of the Geological Society (1992) 149 (4): 655–668.
... the Parachilna Formation. The inner part was originally calcitic and the outer part aragonitic. (E) Primary calcitic ooids from the Wilkawillina Limestone, Hawker Group, Atdabdnian. The ooids have a strong radial fabric and perfect preservation. (F) Scanning electron microscope view of ooid from Wilkawillina...
Journal Article
Published: 01 March 2002
Geological Magazine (2002) 139 (2): 159–169.
... 0.511582 −7.0 1.2 62 Pellet phosphorite Chulaktau Fm Tommotian 10.452 51.533 0.12270 0.512009± 14 0.511575 −7.2 1.1 55 Australia Micrina sp. Wilkawillina Fm Atdabanian 24.56 94.42 0.15719 0.511804± 14 0.511243 −13.6 1.1 16 Micrina sp. Wilkawillina Fm...
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