Bournonite from
Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China

Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China

Description
Comments:	Lacking the mirror brilliance of English bournonites, these bournonites are quite bright and certainly world class.
Habit:	Large cogwheel twins to 2 cm
Colour:	grey
UV Fluorescence:	none
Quality of samples:	Excellent - world class for species or very significant. (!!)
Confirmation
Validity:	Believed Valid
References
References:	Bosheng Zhou, Guohua Zhang, Shuqing Gong, and Yousheng Zeng (2002): Geophysical & Geochemical Exploration 26(6), 436-438; Ottens, B., and Cook, R.B. (2005): Rocks & Minerals 80(1), 46-57; Ottens, B. (2011) The Yaogangxian mine, Hunan Province, China. Mineralogical Record 42:557-603.
Data
Mineral Data:	Click here to view Bournonite data
Locality Data:	Click here to view Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China
Photo Gallery	View Gallery (146 photos)

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Current server date and time: 16th Feb 2012 06:41:59