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 Magnesio-hornblende at Nordre Holmevatnet, Tromsø, Troms, Norway

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 453.8Ma - 450.4Ma 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
Alexandra-0178	453.8	450.4	Zircon	Corundum, Kyanite, Magnesiostaurolite		271180	Nordre Holmevatnet, Tromsø, Troms, Norway	Corfu et al. (2003)	CMP145_502