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Dongchuan China

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Journal Article
Journal: Economic Geology
Published: 01 November 1991
Economic Geology (1991) 86 (7): 1539–1545.
...Ruan Huichu; Hua Renmin; Dennis P. Cox Abstract The Dongchuan area is the largest of five copper mining areas in a north-trending rift containing sandstone, shale, and carbonate rocks of the Kunyang Group of middle Proterozoic age. In the Dongchuan area, the group is about 18,000 m thick. Three...
Journal Article
Published: 01 June 2014
Mineralogical Magazine (2014) 78 (3): 559–569.
... has been published without CNMMN approval. It might well be a separate phase.” The crystal structure of tangdanite was first described by Ma et al . ( 1980 ) using a sample from Dongchuan, China, assuming the formula Ca 2 Cu 9 (AsO 4 ,SO 4 ) 4 (OH,O) 10 ·10H 2 O and Z = 2. They determined...
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Journal Article
Journal: Economic Geology
Published: 01 August 2015
Economic Geology (2015) 110 (5): 1339–1369.
...Xiaochun Li; Xinfu Zhao; Mei-Fu Zhou; Wei Terry Chen; Zhuyin Chu Abstract The Yinachang deposit in the Kangdian Fe-Cu metallogenic province, Southwest China, contains approximately 20 Mt ore @ 41.9 to 44.5 wt % Fe and 15 Mt ore @ 0.85 to 0.97 wt % Cu, with potentially significant REEs. Orebodies...
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Journal Article
Journal: Economic Geology
Published: 01 December 1984
Economic Geology (1984) 79 (8): 1785–1795.
...Pow-Foong Fan Abstract Seven selected major copper deposits of China are described: Baiyin of Gansu province, Dexing of Jiangxi province, Yulong of Xizang (Tibet) autonomous region, Zhongtiaoshan of Shanxi province, Daye of Hubei province, Tongling of Anhui province, and Dongchuan of Yunnan...
Image
Typical trace fossils from the <b>Dongchuan</b> and Feixianguan formations in the ...
Published: 16 August 2018
Figure 5. Typical trace fossils from the Dongchuan and Feixianguan formations in the Longmendong (LMD) section, Sichuan Province, South China. (A) Diplocraterion parallelum ( Dp ) in FA1 penetrated maximum of 16 cm in depth (15 m on LMD section). (B) Diplocraterion parallelum ( Dp
Journal Article
Published: 03 March 2021
Seismological Research Letters (2021)
...: flh@cea-igp.ac.cn 7 July 2020 © Seismological Society of America The M s  5.0 Qiaojia earthquake occurred at 13:47:59 UTC (21:47:59 p.m. local time) on 18 May 2020 at 27.18° N, 103.16° E and a depth of 8 km according to the China Earthquake Networks Center (CENC...
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Journal Article
Journal: Economic Geology
Published: 01 March 2012
Economic Geology (2012) 107 (2): 357–375.
... copper deposits are widespread in the Kangdian region of southwest China, where they are known as “Dongchuan-type” copper deposits ( Li et al., 1953 ; Gong and Wang, 1981 ; Sun et al., 1991 ; Chen and Ran, 1992 ; Gong et al., 1996 ; Zhao, 2010 ). Although these copper deposits have been mined...
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Journal Article
Journal: GSA Bulletin
Published: 16 August 2018
GSA Bulletin (2019) 131 (1-2): 235–251.
...Figure 5. Typical trace fossils from the Dongchuan and Feixianguan formations in the Longmendong (LMD) section, Sichuan Province, South China. (A) Diplocraterion parallelum ( Dp ) in FA1 penetrated maximum of 16 cm in depth (15 m on LMD section). (B) Diplocraterion parallelum ( Dp...
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Journal Article
Journal: Geology
Published: 25 September 2019
Geology (2019) 47 (12): 1117–1121.
...—the peri-equatorial Lubei section (South China craton) and the high-latitude (40–60°N) Dalongkou section (Junggar terrane). Both sections exhibit strong Hg enrichment within a discrete (≤40 m) stratigraphic window representing the LPME. At Lubei, this interval is also characterized by negative mass...
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Journal Article
Published: 11 July 2018
Geological Magazine (2019) 156 (7): 1141–1156.
... . Provenance and tectonic setting of the Paleo- to Mesoproterozoic Dongchuan Group in the southwestern Yangtze Block, South China: implication for the breakup of the supercontinent Columbia . Tectonophysics 610 , 110 – 27 . Watson , E. B. , Wark , D. A. & Thomas , J. B. 2006...
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Journal Article
Journal: Geology
Published: 05 February 2021
Geology (2021)
... to be the result of extreme environmental conditions at that time, but the mutagenic agents and the precise timing of the events remain unclear. We examined the abundance of teratological sporomorphs and metal concentrations in a Permian-Triassic tropical peatland succession of southwestern China. We find...
Journal Article
Published: 20 August 2018
Geological Magazine (2019) 156 (7): 1247–1264.
... Neoproterozoic time (1.0–0.9 Ga), the ancient South China oceanic plate subducted beneath the southern margin of the YGD, forming an active continental margin. Subsequently, the ocean was closed, forming the Jiangshan– Shaoxing–Pingxiang ophiolitic melange belt. At 850–820 Ma, the Yangtze and Cathaysia domains...
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Journal Article
Published: 22 August 2018
Geological Magazine (2019) 156 (6): 950–968.
...XIAO MA; KUNGUANG YANG; ALI POLAT Abstract The Early Palaeozoic geology of the South China Craton (SCC) is characterized by an Early Palaeozoic intracontinental orogen with folded pre-Devonian strata and migmatites, MP/MT metamorphic rocks and Silurian post-orogenic peraluminous magmatic rocks...
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Journal Article
Journal: Economic Geology
Published: 01 May 2017
Economic Geology (2017) 112 (3): 603–628.
...Xin-Fu Zhao; Mei-Fu Zhou; Zhi-Kun Su; Xiao-Chun Li; Wei-Terry Chen; Jian-Wei Li Abstract The large Dahongshan Fe-Cu-(Au-Ag) deposit in the Kangdian iron oxide copper-gold (IOCG) metallogenic province, southwest China, contains approximately 458.3 Mt of ore at 41.0% Fe, 1.35 Mt Cu (metal) at 0.78...
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Journal Article
Journal: GSA Bulletin
Published: 23 July 2020
GSA Bulletin (2021) 133 (3-4): 559–579.
...Guangyou Zhu; Huichuan Liu; Tingting Zhang; Weiyan Chen; Jianwei Xiao; Kun Zhao; Huihui Yan Abstract Contrasting models for internal versus external locations of the South China Craton (SCC) in the supercontinent Rodinia and associated mantle plume or ocean subduction dominated tectonic processes...
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Journal Article
Published: 11 April 2018
Seismological Research Letters (2018) 89 (3): 1014–1022.
... the source. The experiment was conducted in the east branch of the Xiaojiang fault (XJF) zone in Xundian County, Yunnan Province, China, and it lasted for one week. The relative velocity ( d v / v ) changes are measured with a precision of ∼ 2.0 × 10 − 3 . Consistent velocity variations ranging from 5% to 20...
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Journal Article
Published: 01 May 2017
American Mineralogist (2017) 102 (5): 1006–1020.
... using new laser ablation ICP-MS trace element data for magnetite, ilmenite, and clinopyroxene from the Panzhihua layered intrusion in the Emeishan large igneous province, SW China. The cumulus minerals display strong Ni, Co, and Cr depletions, indicative of parental magmas low in concentration...
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Journal Article
Published: 20 February 2014
Geological Magazine (2014) 151 (6): 975–995.
...JINBAO SU; SHUWEN DONG; YUEQIAO ZHANG; YONG LI; XUANHUA CHEN; JIANJUN CUI Abstract Fifteen sandstone samples taken from pre-Cretaceous strata of the Yangtze Block are analysed to constrain the evolution of the South China Block, especially the assembly between the Yangtze and Cathaysia blocks...
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Journal Article
Published: 17 March 2020
Bulletin of the Seismological Society of America (2020) 110 (3): 1191–1210.
... Cangxi to Yangzong 6 5 2 Yu et al. (1996) 1966/02/05 6 1 2 Dongchuan 10 From Lvmao to Yingpan 1 0 – CEA (1999) * The magnitude is from CEA (1995 , 1999) ; another magnitude value bracketed is from the references. CEA, China Earthquake Administration...
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Journal Article
Journal: Economic Geology
Published: 01 September 2013
Economic Geology (2013) 108 (6): 1489–1498.
... from Heishan Formation of Kunyang Group, Dongchuan area, Yunnan Province, China : Geological Bulletin of China , v. 28 , p. 896 – 900 . (in Chinese with English abstract) Wan B. Hegner E. Zhang L. Rocholl A. Chen Z. Wu H. Chen F. , 2009 , Rb-Sr Geochronology...
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