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 Columbite-(Mn) at Pegmatite Vein No. 21, Dolní Bory, Křižanov, Žďár Nad Sázavou District, Vysočina Region, Czech Republic

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 333Ma - 323Ma at this locality

Direct 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
Alexandra-0399	333	323	Columbite-(Mn)	Andalusite, Annite, Cordierite, Diaspore, Lollingite, Muscovite, Quartz, Schorl, Sekaninaite, Triphylite		155789	Dobrá Voda, Křižanov, Žďár Nad Sázavou District, Vysočina Region, Czech Republic	Melleton et al. (2012)	CM50_1751

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
Alexandra-0396	337.8	333.8		Andalusite, Annite, Cordierite, Diaspore, Lollingite, Muscovite, Quartz, Schorl, Sekaninaite, Triphylite		263125	Pegmatite Vein Oldřich, Dolní Bory, Křižanov, Žďár Nad Sázavou District, Vysočina Region, Czech Republic	Novák et al. (2015)	CM53_1035
Alexandra-0397	339.2	335.2		Andalusite, Annite, Cordierite, Diaspore, Lollingite, Muscovite, Quartz, Schorl, Sekaninaite, Triphylite		263125	Pegmatite Vein Oldřich, Dolní Bory, Křižanov, Žďár Nad Sázavou District, Vysočina Region, Czech Republic	Novák et al. (2015)	CM53_1035