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 Helvine at Little Nahanni River, Tungsten, Northwest Territories, Canada

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 92Ma - 88Ma 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
Bradley_2012_142	92	88				34711	Little Nahanni River, Tungsten, Northwest Territories, Canada	McCauley and Bradley (2014)	CM52_183