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 Johannsenite at Krushev Dol Deposit (Krusov Dol Deposit), Krushev Dol Mine, Madan Ore Field, Smolyan Province, Bulgaria

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 31.6Ma - 29.6Ma 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
DeepDive-Co-0046	31.6	29.6	Muscovite			459	Madan Ore Field, Smolyan Province, Bulgaria	Vassileva et al. (2006)
sedznpb-00066	30.76	29.95				459	Madan Ore Field, Smolyan Province, Bulgaria	Singer et al. (2009)	USGSOFR2009-1252