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 Bulong Magnesite Deposits, Bulong Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 2680Ma - 2600Ma 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
EG90_845-00003	2678	2670	Zircon			223	Kalgoorlie-Boulder Shire, Western Australia, Australia	Kent and McDougall (1995)	EG90_845
Hg-00117	2680	2600		Coloradoite	Hg	223	Kalgoorlie-Boulder Shire, Western Australia, Australia	Kent and McDougall (1995)	EG90_845