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 Hematite at Jiuquan, Gansu, China

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 299Ma - 242Ma at this locality

Age range from children

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
Chen2007tbl01-61	299	252		Chalcopyrite, Galena, Hematite, Magnetite, Pyrite		187035	Heihushan Cu Deposit, Subei Co., Jiuquan, Gansu, China	Chen et al. (2007)	OGR31_139
Kristen002271	243.6	242				144990	Nanjinshan Mine, Subei Co., Jiuquan, Gansu, China	Han et al. (2014)	RG64_136

Specified 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
Chen2007tbl01-61	299	252		Chalcopyrite, Galena, Hematite, Magnetite, Pyrite		187035	Heihushan Cu Deposit, Subei Co., Jiuquan, Gansu, China	Chen et al. (2007)	OGR31_139

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
Kristen002271	243.6	242				144990	Nanjinshan Mine, Subei Co., Jiuquan, Gansu, China	Han et al. (2014)	RG64_136
Kristen002272	244.5	243.9				144990	Nanjinshan Mine, Subei Co., Jiuquan, Gansu, China	Han et al. (2014)	RG64_136
Kristen002273	218.2	215	Muscovite			143963	Hongjianbingshan W Deposit, Subei Co., Jiuquan, Gansu, China	Han et al. (2014)	RG64_136
Kristen002274	218	212.4				143963	Hongjianbingshan W Deposit, Subei Co., Jiuquan, Gansu, China	Han et al. (2014)	RG64_136