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 Ulvospinel at Iron Mountain, Iron Mountain Complex, Fremont Co., Colorado, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 540Ma - 506Ma at this locality

Locality age (remote)

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Dated Locality ID	Dated Locality	Ref	Ref ID
Jen_0000893	528	528		122863	McClure Gulch Carbonatite Dike, McClure Mountain, Iron Mountain Complex, Fremont Co., Colorado, USA	Woolley and Kjarsgaard (2008)	GSCOF5796
Jen_0000894	520	520		122863	McClure Gulch Carbonatite Dike, McClure Mountain, Iron Mountain Complex, Fremont Co., Colorado, USA	Woolley and Kjarsgaard (2008)	GSCOF5796
Jen_0000895	508	508		122863	McClure Gulch Carbonatite Dike, McClure Mountain, Iron Mountain Complex, Fremont Co., Colorado, USA	Woolley and Kjarsgaard (2008)	GSCOF5796
Jen_0000896	521	521		122863	McClure Gulch Carbonatite Dike, McClure Mountain, Iron Mountain Complex, Fremont Co., Colorado, USA	Woolley and Kjarsgaard (2008)	GSCOF5796
Jen_0000897	540	530		122863	McClure Gulch Carbonatite Dike, McClure Mountain, Iron Mountain Complex, Fremont Co., Colorado, USA	Woolley and Kjarsgaard (2008)	GSCOF5796
Jen_0000898	506	506	Titanite	122863	McClure Gulch Carbonatite Dike, McClure Mountain, Iron Mountain Complex, Fremont Co., Colorado, USA	Woolley and Kjarsgaard (2008)	GSCOF5796