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Gaojiashan Member

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Typical lithofacies and geochemical data of the <span class="search-highlight">Gaojiashan</span> <span class="search-highlight">Member</span>, Dengying...
Published: 17 June 2019
Fig. 6. Typical lithofacies and geochemical data of the Gaojiashan Member, Dengying Formation, at the Gaojiashan section. Stratigraphic height numbers represent the distance above the Algal Dolomite/Gaojiashan boundary. (a) Thinly bedded siltstones and silty limestones in the lower/middle
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Fossils and gypsum pseudomorphs in the <span class="search-highlight">Gaojiashan</span> <span class="search-highlight">Member</span>, Dengying Formatio...
Published: 17 June 2019
Fig. 7. Fossils and gypsum pseudomorphs in the Gaojiashan Member, Dengying Formation, at the Gaojiashan section. (a) Limestone slab 14GJS-10 (collected at 42 m in Fig. 13 ) with the terminal Ediacaran fossil Cloudina . (b) Thin-section of 14GJS-10 stained by Alizarin Red S, confirming its
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Integrated litho-, bio- and chemostratigraphy of the <span class="search-highlight">Gaojiashan</span> <span class="search-highlight">Member</span> of t...
Published: 17 June 2019
Fig. 13. Integrated litho-, bio- and chemostratigraphy of the Gaojiashan Member of the middle Dengying Formation at the Gaojiashan section. Geochemical profiles show (a) carbonate contents (wt %), (b) carbonate carbon isotopes (δ 13 C carb , ‰ VPDB), carbonate oxygen isotopes (δ 18 O carb
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FIGURE 2 —Tubular shells from the <span class="search-highlight">Gaojiashan</span> <span class="search-highlight">Member</span>, Dengying Formation; sc...
Published: 01 October 2003
FIGURE 2 —Tubular shells from the Gaojiashan Member, Dengying Formation; scale bar applies to all specimens. (A) SEM photomicrograph of phosphatized Sinotubulites cienegensis showing irregularly annulated exterior; ELI 20000211, scale bar = 1000 µm. (B, C) Thin-section photomicrographs
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FIGURE 3 — Cloudina  shells with borings from the <span class="search-highlight">Gaojiashan</span> <span class="search-highlight">Member</span>, Dengyi...
Published: 01 October 2003
FIGURE 3 — Cloudina shells with borings from the Gaojiashan Member, Dengying Formation; scanning electron photomicrographs. Arrows point to individual boreholes. A–J are consecutively ELI 20000201–20000210. Scale bar: A, G = 200 µm; B = 300 µm; C, E, H = 150 µm; D, J = 250 µm; F = 350 µm; K, N, O
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Figure 5. Field, hand sample, and thin section observation of the siltstone...
Published: 01 August 2010
of multi-colored siltstone and silty shale in the lower Gaojiashan Member. Rock hammer (28 cm tall) for scale. B) Reddish siltstone or silty shale in the lower Gaojiashan Member (arrow in A). Scale 5 cm. C–D) Thin section photomicrographs of greenish gray lithology in the lower Gaojiashan Member (double
Journal Article
Published: 01 March 2011
Geological Magazine (2011) 148 (2): 329–333.
... that this is the first find of Gaojiashania outside China, since Gaojiashania had previously only been reported from the Gaojiashan Member of the middle Dengying Formation in the Ningqiang area, southern Shaanxi Province, South China. However, we believe that the so-called Siberian Gaojiashania was mis-identified...
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Figure 3. Field photographs of sedimentary structures. All photographs were...
Published: 01 August 2010
Gaojiashan Member. Scale 20 cm. D) Lenticular calcisiltite concretion surrounded by calcisiltite and siltstone, middle Gaojiashan Member. Pencil 13 cm. E) Crinkled microbial lamination in the upper part of the middle Gaojiashan Member. Scale 5 cm. F) Angular rip-up clast in the upper part of the middle
Journal Article
Journal: PALAIOS
Published: 01 August 2010
PALAIOS (2010) 25 (8): 487–506.
... of multi-colored siltstone and silty shale in the lower Gaojiashan Member. Rock hammer (28 cm tall) for scale. B) Reddish siltstone or silty shale in the lower Gaojiashan Member (arrow in A). Scale 5 cm. C–D) Thin section photomicrographs of greenish gray lithology in the lower Gaojiashan Member (double...
FIGURES | View All (11)
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Carbonate δ 13 C (left) and δ 18 O (right) values of micro-drilled samples ...
Published: 17 June 2019
Fig. 11. Carbonate δ 13 C (left) and δ 18 O (right) values of micro-drilled samples from the Gaojiashan Member, Dengying Formation, at the Gaojiashan section. (a–c) Calcite-filled vugs and veins (arrows) at c . 50–51 m in Figure 13 . Pencil for scale. (d–g) Carbonate δ 13 C (left) and δ 18 O
Journal Article
Published: 17 June 2019
Geological Magazine (2019) 156 (11): 1924–1948.
...Fig. 6. Typical lithofacies and geochemical data of the Gaojiashan Member, Dengying Formation, at the Gaojiashan section. Stratigraphic height numbers represent the distance above the Algal Dolomite/Gaojiashan boundary. (a) Thinly bedded siltstones and silty limestones in the lower/middle...
FIGURES | View All (15)
Journal Article
Journal: PALAIOS
Published: 01 May 2012
PALAIOS (2012) 27 (5): 354–372.
...MIKE MEYER; JAMES D SCHIFFBAUER; SHUHAI XIAO; YAOPING CAI; HONG HUA Abstract Shaanxilithes ningqiangensis is an enigmatic ribbon-shaped fossil from the upper Ediacaran Gaojiashan Member of the Dengying Formation, southern Shaanxi Province, South China. This taxon has also been reported from...
FIGURES | View All (11)
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Figure 4. Reflected light photomicrographs (except K, M, N) of representati...
Published: 01 August 2010
Figure 4. Reflected light photomicrographs (except K, M, N) of representative fossils from the Gaojiashan Member. All illustrated fossils are from the middle Gaojiashan Member at the Gaojiashan section unless otherwise noted. Scale 1 cm unless otherwise noted. A) Shaanxilithes ningqiangensis
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Figure 6. Detailed stratigraphic log of the 8.92 m strata in the middle Gao...
Published: 01 August 2010
Figure 6. Detailed stratigraphic log of the 8.92 m strata in the middle Gaojiashan Member at the Gaojiashan section. Black triangles to the left of master stratocolumn indicate the deepening- and then shallowing-upward sequences in the Gaojiashan Member. Thickness of normally graded calcisiltite
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FIGURE 1 —(A) Map of China showing collecting locality southwest of Xi’an. ...
Published: 01 October 2003
of Neoproterozoic (Sinian) Gaojiashan Member, Dengying Formation. The base of the Cambrian is marked by the lowest occurrence of small shelly fossils belonging to a Conotheca - Anabarites assemblage. Bed 8 of Bengtson and Yue (1992) is the upper part of the Gaojiashan Member in which Cloudina
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Geological map and stratigraphic column. A) Geological map of the Ningqiang...
Published: 01 May 2012
al. (2010) . B) Stratigraphic column of the Gaojiashan section showing the fossil horizon of Shaanxilithes ningqiangensis. Modified from Cai et al. (2011) . C) Field photo of the lower Gaojiashan Member. Dashed lines bracket the interval in which Shaanxilithes ningqiangensis specimens were collected
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Litho-, bio-, and chemo-stratigraphic data from Lijiagou (A), Shizhonggou (...
Published: 28 February 2019
biomineralized (filled bars, new taxa in red) fossils are present in the Beiwan Member of the Dengying Formation at Lijiagou (A; this study), as well as in the Gaojiashan Member at Shizhonggou and Gaojiashan (B–C; Cai et al., 2010 ). Basal Cambrian shelly fossil Anabarites trisulcatus – Protohertzina anabarica
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Simplified tectonic map, geological map, litho- and chemostratigraphy of th...
Published: 17 June 2019
village, Niqiang county, Hanzhong city, southern Shaanxi Province. (d) Simplified stratigraphy of the Dengying Formation at Gaojiashan (Cui et al. 2016 b ). Sources of age data: Condon et al. ( 2005 ); Cui et al. ( 2016 b ); Linnemann et al. ( 2019 ). Abbreviations: GJS – Gaojiashan Member; KCP
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Chemostratigraphic δ 13 C carb  (‰, VPDB) and δ 18 O carb  (‰, VPDB) profil...
Published: 17 June 2019
) Lianghekou section (Chen et al. 2015 ); (e) Lianghong section (Wang et al. 2012 ); (f) Huajipo section (Zhang et al. 2004 ). Source of the lowest 87 Sr/ 86 Sr values (0.7084): Gaojiashan section (this study) and Shipai section (Jiang et al. 2007 ). Abbreviations: AD – Algal Dolomite Member; Cam
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Figure 11. A schematic diagram showing the depositional setting of the midd...
Published: 01 August 2010
Figure 11. A schematic diagram showing the depositional setting of the middle Gaojiashan Member at the Gaojiashan section, emphasizing the importance of event deposition (gray plume) as an obrution mechanism. A) An erect Conotubus organism (left) is buried obliquely, with its annulations inclined