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East Mine, Bayan Obo deposit (Bayun-Obo deposit; Baiyunebo deposit), Bayan Obo, Bayan Obo mining district, Baotou League (Baotou Prefecture), Inner Mongolia Autonomous Region, China

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Latitude & Longitude (WGS84): 41° 48' 4'' North , 109° 58' 54'' East
Latitude & Longitude (decimal): 41.80111,109.98167
GeoHash:G#: wrqjy9wjn
Köppen climate type:BSk : Cold semi-arid (steppe) climate


Late Palaeozoic granitoids are distributed in a large area southeast of the east open pit mine. They intruded directly into the ore-bearing dolomite and produced intense skarnization. Skarnized rocks were first encountered in a drill core in the south part of the mine.


Mineral List


48 valid minerals. 6 (TL) - type locality of valid minerals.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Paleozoic
252.17 - 541 Ma



ID: 3191972
Paleozoic intrusive rocks

Age: Paleozoic (252.17 - 541 Ma)

Lithology: Intrusive igneous rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

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Hongrui Fan, Yihan Xie, and Kaiyi Wang (2002): Fluid inclusions in skarn in eastern contacting zone of Bayan Obo REE-Nb-Fe deposit. Mineral Deposits 21(suppl.), 808-811 (in Chinese with English title).
Kuifeng Yang, Hongrui Fan, Fangfang Hu, Xianghui Li, Jianyong Liu, Yonggang Zhao, Shuang Liu, and Kaiyi Wang (2007): Skarnization age in the giant Bayan Obo REE-Nb-Fe ore district, Inner Mongolia, China: Rb-Sr isochrone dating on single-grain phlogopite. Acta Petrologica Sinica 23(5), 1018-1022 (in Chinese with English abstract).

Mineral and/or Locality  
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