Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org

Ages for Sphalerite at Qiandongshan Mine (Qiantongshan Mine), Feng Co., Baoji, Shaanxi, China

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 393Ma - 342Ma at this locality

Locality age

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
sedexmvt-00105	393	383				156248	Qiandongshan Mine (Qiantongshan Mine), Feng Co., Baoji, Shaanxi, China	Taylor et al. (2009)	USGSOFR2009_1297
sedznpb-00175	374	342				156248	Qiandongshan Mine (Qiantongshan Mine), Feng Co., Baoji, Shaanxi, China	Singer et al. (2009)	USGSOFR2009-1252