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 Opal at Gulch Locality (Raccoon Gulch; Folsom Brook Gulch), Ossipee, Carroll Co., New Hampshire, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 121Ma - 121Ma at this locality

Locality age (remote)

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
AREPS5_257-00021	121	121				30144	Ossipee, Carroll Co., New Hampshire, USA	Zartman (1977)	AREPS5_257