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  • Jianshui Yunnan Lijiang Yunnan Attractions Lijiang

    Jianshui is also rich in natural resources including manganese iron lead -zinc copper and others. The reserve of discharge manganese accounts for one-third of the national total. Besides Jianshui is devoted to developing local handicrafts among which Jianshui earthenware is the most well known as it is one of the four celebrated potteries

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  • Recognition genesis and evolution of manganese ore

    Manganese is an important industrial mineral used in the manufacture of various products including in the refinement of iron ore and as an alloy in steel. China has rich resources of manganese (Mn) with the majority of deposits located in southern China. The common types of Mn deposits are sedimentary hydrothermally modified and supergene.

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  • Genesis of Dulong Sn-Zn-In Polymetallic Deposit in

     · The Dulong Sn-Zn-In polymetallic deposit in the Yunnan province SW China hosts a reserve of 5.0 Mt Zn 0.4 Mt Sn and 7 Kt In. It is one of the most important polymetallic tin ore districts in China. Granites at Dulong mining area include mainly the Laojunshan granite (third phase) which occurs as quartz porphyry or granite porphyry dikes in the Southern edge of the Laojunshan intrusive

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  • Asia s largest manganese ore deposit in Guizhou

     · The manganese ore deposit in Tongren Southwest China s Guizhou province has reached 708 million tons topping all of Asia according to a report from

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  • Guizhou has Asia s largest manganese ore deposit

     · The manganese ore deposit in Tongren Southwest China s Guizhou province has reached 708 million tons topping all of Asia according to a report from

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  • Heqing Mn deposit Heqing County Dali Yunnan China

    Hongjun Liu (1987) The Heqing manganese deposit western Yunnan Diagenetic environment and metallogenic model. Geology and Prospecting 23(7) 1-7 (in Chinese with English abstract). Xingyu Yang (1989) On the origin of the Heqing Mn deposit western Yunnan.

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  • China s Largest Lead and Zinc Deposit Discovered in

     · Local Chinese authorities have announced that a lead and zinc deposit allegedly the largest in China has been discovered. The discovery was made in the Xinjiang Uygur Autonomous Region in northwest China. It was actually in 2011 when the 6.6-square-kilometer deposit was spotted by local geologists. They spent around six years surveying it and now

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  • 40Ar/39Ar dating of cryptomelane from the Baye

     · 40 Ar/ 39 Ar laser incremental heating analysis of cryptomelane from the Baye manganese deposit western Yunnan-Guizhou Plateau SW China was conducted to provide numerical constraints on the ages of supergene Mn enrichment and growth rates of Mn-oxide veins. In this study two Mn-oxide veins of 3–6 cm thickness

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  • Geochronology of the Baye Mn oxide deposit southern

    40Ar/39Ar laser incremental heating analyses of supergene K-Mn oxides from weathering profiles at the Baye Mn deposit southern Yunnan Plateau SW China were carried out to place constraints on the timing of weathering and derive insights into local paleoclimatic and landscape evolution. Weathering profiles in the Baye Mn mine are dominated by 20–30 m thick saprolites which are locally

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  • Timing and duration of supergene mineralization at the

    Supergene Mn-oxide deposits are widely distributed in Guangxi Guangdong Yunnan and Hunan Provinces South China accounting for 18 of the total Mn reserves in the country. Direct dating of supergene Mn enrichment however is lacking. In this paper we present high-resolution 40 Ar/ 39 Ar ages of Mn oxides from the Xinrong Mn deposit western Guangdong to place numerical constraints

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  • A predictive GIS model for mapping potential manganese

     · On the basis of analysis of manganese metallogenesis conditions in the western Guangxi and southeastern Yunnan area some geological variables including sedimentary basins synsedimentary faults deposit facies strata lithology combinations digital topographical features aeromagnetic anomalies etc. were built by spatial analysis methods of GIS field model. To solve the information

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  • Genesis of the Dounan manganese deposit of southeast

    The Dounan manganese deposit is a large-size sedimentary manganese deposit in southeastern Yunnan and a study of its genesis can reveal the model of sedimentary manganese deposits

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  • Manganese potential mapping in western Guangxi

     · While the region of western Guangxi-southeastern Yunan China is known and considered prospective for manganese deposits carrying out prospectivity mapping in this region is challenging due to the diversity of geological factors the complexity of geological process and the asymmetry of

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  • China s 1st large manganese-rich mine uncovered in

     · Some 70 of manganese ore supplies in China relied on imports as domestic deposits are mainly low-grade carbonate ore that cannot meet the need from for example the alloy sector. While there are high-grade manganese ores exploited in Yunnan province limited reserves and long-distance transport constrained the supply SMM learned.

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  • Geochronology of the Baye Mn oxide deposit southern

    40 Ar/ 39 Ar laser incremental heating analyses of supergene K-Mn oxides from weathering profiles at the Baye Mn deposit southern Yunnan Plateau SW China were carried out to place constraints on the timing of weathering and derive insights into local paleoclimatic and landscape evolution. Weathering profiles in the Baye Mn mine are dominated by 20-30 m thick saprolites which are locally

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  • Manganese carbonate stromatolites of the Ediacaran

     · The origin process of manganese ores remains unsolved worldwide. Exploring the origins of stromatolites that contain manganese may be a key to deciphering the sedimentary environments and metallogenic processes of these deposits. However only a few manganese stromatolites have been discovered and described until now. Microbialites are well developed in the manganese deposits

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  • Asia s largest manganese ore deposit in Guizhou

     · The manganese ore deposit in Tongren Southwest China s Guizhou province has reached 708 million tons topping all of Asia according to a report from

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  • Sanbao Mn–Ag (Zn-Pb) deposit Laojunshan ore district

    Sanbao Mn–Ag (Zn-Pb) deposit Laojunshan ore district Wenshan City Wenshan Yunnan China Six mineralized belts with 29 orebodies. The no. 1 ore body is the most important in the deposit. It consists of 12 small orebodies and is primarily hosted in the limestone of the Tianpeng Formation.

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  • Genesis of the Dounan manganese deposit of southeast

     · The metallogenic environment of the Dounan manganese deposit Southeast Yunnan China evidence from geochemistry and Mössbauer spectroscopic Acta Geochimica 38 ( 1 ) ( 2019 ) pp. 7894 View Record in Scopus Google Scholar

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  • Geology and genesis of Dounan manganese deposits

    Abstract. Bibliography leaves .xix 288 36 leaves 15 leaves of plates ill. (some col.) maps 30 cm.This study examines the medium sized sedimentary manganese deposit of Dounan Yunnan Province of China to determine the sedimentary environments controlling the distribution of ores and rocks and to establish the relationships between ore mineralization and changes in the

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  • Tangdian (MRDS #) MN

    Geographic coordinates 103.42193 23.36905 (WGS84) Location accuracy 1000 (meters) Relative position Estimated From The Map 1 2 000 000 Estimated From The Map 1 2 000 000

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  • Geochronology of the Baye Mn oxide deposit southern

    40 Ar/ 39 Ar laser incremental heating analyses of supergene K-Mn oxides from weathering profiles at the Baye Mn deposit southern Yunnan Plateau SW China were carried out to place constraints on the timing of weathering and derive insights into local paleoclimatic and landscape evolution. Weathering profiles in the Baye Mn mine are dominated by 20-30m thick saprolites which are locally

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  • Xiaotianjing Mine Heqing County Dali Yunnan China

    Hongwei Wang Xingping Wen Hailiang Chang and Can Liu (2013) Trace element characteristics and sedimentary environment of the Xiaotianjing manganese deposit in the Heqing area Yunnan Province. Geology and Exploration 49(2) (in Chinese with English abstract).

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  • Dounan Mine Yanshan County Wenshan Yunnan China

    Hongjun Liu and Youzhi Xue (1999) Sedimentology of Triassic Dounan-type manganese deposits western margin Yangtze Platform China. Ore Geology Reviews 15 . Yunfeng Tang and Haisheng Yi (2011) Mineral phase changes and depositional model of sedimentary manganese deposits in Dounan area of southeastern Yunnan.

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  • Geology and genesis of Dounan manganese deposits Yunnan

    Abstract. Bibliography leaves .xix 288 36 leaves 15 leaves of plates ill. (some col.) maps 30 cm.This study examines the medium sized sedimentary manganese deposit of Dounan Yunnan Province of China to determine the sedimentary environments controlling the distribution of ores and rocks and to establish the relationships between ore mineralization and changes in the

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  • Geology and genesis of Dounan manganese deposits

    Abstract. Bibliography leaves .xix 288 36 leaves 15 leaves of plates ill. (some col.) maps 30 cm.This study examines the medium sized sedimentary manganese deposit of Dounan Yunnan Province of China to determine the sedimentary environments controlling the distribution of ores and rocks and to establish the relationships between ore mineralization and changes in the

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  • Luzhai Mn deposit (Lu village Mn deposit) Jianshui County

    Luzhai Mn deposit (Lu village Mn deposit) Jianshui County Honghe Yunnan China Sedimentary manganese deposit.

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  • Mineral Deposits and Ore Forming Processes

     · Geochronology of the giant Beiya gold–polymetallic deposit in Yunnan Province Southwest China and its relationship with the petrogenesis of alkaline porphyry Dr. Xiaoming Sun Manganese Deposits of AfricaBlack Shale Associated Deposits Mr. Edward Swindell A significant vanadiferous titano-magnetite deposit in the Tete Suite Mozambique

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  • Baixian Mine Jianshui County Honghe Yunnan China

    Hanzhu Wang and Zengfu Xiao (1988) The mineralogical study of todorokite in Baixian manganese deposit Yunnan Province China. Earth Science Journal of China University of Geosciences 32(4). Shikun Huang (1990) Sedimentary formation and ore-forming environment of China s primary Mn deposits. Geology and Prospecting 26(9) 6-11 20.

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  • Yunnan Economy the Economy of Yunnan Economic

     · Yunnan province has some of the world s largest tin deposits and the leading extractive industry is tin mining. Tin is mined in the southeastern part of the province and west of the Lancang River. Yunnan is also a large producer of copper which is mined chiefly in the Huize region. Dongchuan is also one of the center of lead and zinc mining

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  • Haiying YANG postdoctor Doctor of Philosophy

    Jun 2017. JiaFei Xiao. JingYang He. Haiying Yang. Chengquan Wu. Datangpo-type sedimentary manganese deposits which are located in northeastern Guizhou province and its

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  • Recognition genesis and evolution of manganese ore

     · The manganese deposits of southeastern Yunan contain high-quality manganese ore. Manganese deposits formed during the Ladinian (Middle Triassic) are found in the Falang Formation and are widely distributed along the southeastern margin of Jianshui–Luoping . The Falang Formation is composed of mudstone and siltstone and sandstone

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  • Timing and duration of supergene mineralization at the

     · Supergene Mn-oxide deposits are widely distributed in Guangxi Guangdong Yunnan and Hunan Provinces South China accounting for 18 of the total Mn reserves in the country. Direct dating of supergene Mn enrichment however is lacking. In this paper we present high-resolution 40Ar/39Ar ages of Mn oxides from the Xinrong Mn deposit western Guangdong to place numerical constraints

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  • Yunnan Economy the Economy of Yunnan Economic

     · Yunnan province has some of the world s largest tin deposits and the leading extractive industry is tin mining. Tin is mined in the southeastern part of the province and west of the Lancang River. Yunnan is also a large producer of copper which is mined chiefly in the Huize region. Dongchuan is also one of the center of lead and zinc mining

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  • Genesis of the Dounan manganese deposit of southeast

    The Dounan manganese deposit in the Middle Triassic Falang Formation has prominent features like oolitic Mn ores which are in micronodule form. Detailed petrological mineralogical and geochemical analyses were carried out on bulk samples and typical micronodules to clarify the deposit s material source metallogenic environment genesis and

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