Yinyan Sn deposit, Xinyi Co., Maoming Prefecture, Guangdong Province, China
|Latitude & Longitude (WGS84):||22° 21' North , 111° 20' East|
|Latitude & Longitude (decimal):||22.35, 111.333333333|
|Name(s) in local language(s):||银岩锡矿, 信宜市, 茂名市, 广东省, 中国|
Concealed greisen-porphyry tin deposit, associated with a small granite porphyry stock. Additionally, vein-type cassiterite-sulphide mineralization occurs in the periphery of the stock.
25 valid minerals.
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
443.8 - 541 Ma
|Cambrian-Ordovician sedimentary rocks|
Zhiliang Wu (1983): Geological features of the Yinyan porphyry tin deposit. Geology and Prospecting 19(7), 21-25 (in Chinese).
Xunfan Guan, Yongqing Zhou, Jinghua Xiao, Shuzhao Liang, and Jinmao Li (1985): Yinyan porphyry tin deposit - a new type of tin deposits in China. Acta Geologica Sinica 64(2).
Guan, X., Shou, Y., Xiao, J., Lian, S., and Li, J. (1988): A new type of tin deposit - the Yinyan porphyry tin deposit in China. In: Hutchison, C.S. (ed.): Geology of Tin Deposits in Asia and the Pacific. Springer Verlag (Berlin, New York), pp. 487-494.
Yihan Xie, Rui Zhao, Ruomei Li, and Yinglan Wang (1988): Physical-chemical conditions and material sources for mineralization of the Yinyan porphyry tin deposit. Mineral Deposits 7(3), 42-49 (in Chinese with English abstract).
Zhu Zhengshu, Zhu Jinchu, and Xu Keqin (1989): Geology, geochemistry and genesis of Yinyan porphyry tin deposit. Chinese Journal of Geochemistry 8(4), 374-384.
Chunlian Xiao (2008): Selection of a sorting process for tin ore from Yinyan, Xinyi County, Guangdong Province. Express Information of Mining Industry, Serial 470, 70-72 (in Chinese).