Tectonic setting of volcanic rocks in the Akara Au mine, north-central Thailand using petrochemical and stratigraphic investigations
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引用本文:Taweewath NAKCHAIYA,Toshio MITZUTA,Daizo ISHIYAMA,Isao TAKASHIMA,Krit WON-IN,Veerasak LUNWONGSA,Punya CHARUSIRI.2009.Tectonic setting of volcanic rocks in the Akara Au mine, north-central Thailand using petrochemical and stratigraphic investigations[J].地球学报,30(S1):48.
DOI:10.3975/cagsb.2009.s1.25
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作者单位E-mail
Taweewath NAKCHAIYA Earthquake and Tectonic Geology Research Unit (EATGRU), c/o Department of Geology, Faculty of Science, Chulalongkorn University, Bangkok 10330 Thailand
Bureau of Geology, Department of Mineral Resources, Bangkok 10400 Thailand 
cpunya@chula.ac.th. 
Toshio MITZUTA Department of Applied Geosciences, Faculty of Engineering and Resource Science, Akita University, Akita 0108502 Japan  
Daizo ISHIYAMA Department of Applied Geosciences, Faculty of Engineering and Resource Science, Akita University, Akita 0108502 Japan  
Isao TAKASHIMA Department of Applied Geosciences, Faculty of Engineering and Resource Science, Akita University, Akita 0108502 Japan  
Krit WON-IN Department of Geoscience, Faculty of Science, Kasetsart University, Bangkok 10900 Thailand  
Veerasak LUNWONGSA Isara Exploration and Production Company, Akara Mine, Pichit 66150 Thailand  
Punya CHARUSIRI Earthquake and Tectonic Geology Research Unit (EATGRU), c/o Department of Geology, Faculty of Science, Chulalongkorn University, Bangkok 10330 Thailand  
中文摘要:Akara gold mine in north-central Thailand is situated within the Loei-Phetchabun-Nakhon Nayok volcanic belt. The roughly north-south trending, Permo-Triassic volcanic rocks earlier mapped by Thailand Department of Mineral Resources were re-mapped and samples were collected from the main active open pit. Forty-four samples were petrographi-cally classified and geochemically analyzed to docu-ment their stratigraphy. Two types of volcanic rocks are recognized, namely coherent and non-coherent units, in which the former is older on the basis of stratigraphic succession. Several lines of evidence suggest that the studied rocks occurred nearby the volcanic edifices and were dominated by debris flows of submarine environment.
中文关键词:Tectonic  Volcanic  Akara  Thailand  Subduction
 
Tectonic setting of volcanic rocks in the Akara Au mine, north-central Thailand using petrochemical and stratigraphic investigations
Abstract:Akara gold mine in north-central Thailand is situated within the Loei-Phetchabun-Nakhon Nayok volcanic belt. The roughly north-south trending, Permo-Triassic volcanic rocks earlier mapped by Thailand Department of Mineral Resources were re-mapped and samples were collected from the main active open pit. Forty-four samples were petrographi-cally classified and geochemically analyzed to docu-ment their stratigraphy. Two types of volcanic rocks are recognized, namely coherent and non-coherent units, in which the former is older on the basis of stratigraphic succession. Several lines of evidence suggest that the studied rocks occurred nearby the volcanic edifices and were dominated by debris flows of submarine environment.
keywords:Tectonic  Volcanic  Akara  Thailand  Subduction
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