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 Magnetite at Lakeside, San Diego Co., California, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 110Ma - 106Ma 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
NAVDAT-126252	110	106				91365	Iron Master Prospect (Cornellius; El Cajon), Lakeside, San Diego Co., California, USA	NAVDAT	NAVDAT

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
NAVDAT-126204	109	105				91357	Hoover Mine (Hoover Deposit; Hoover Lakeside Mine; Tunner Mine), Lakeside, San Diego Co., California, USA	NAVDAT	NAVDAT
NAVDAT-126213	109	105				91357	Hoover Mine (Hoover Deposit; Hoover Lakeside Mine; Tunner Mine), Lakeside, San Diego Co., California, USA	NAVDAT	NAVDAT
NAVDAT-126214	109	105				91357	Hoover Mine (Hoover Deposit; Hoover Lakeside Mine; Tunner Mine), Lakeside, San Diego Co., California, USA	NAVDAT	NAVDAT
NAVDAT-126252	110	106				91365	Iron Master Prospect (Cornellius; El Cajon), Lakeside, San Diego Co., California, USA	NAVDAT	NAVDAT
NAVDAT-126280	109	105				91275	Featherstone Deposit, Lakeside, San Diego Co., California, USA	NAVDAT	NAVDAT