Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by
mindat.org
There are no ages for
Jacobsite
at
Benallt Mine (Tyddyn Meirion Mine; Ty Canol Mine), Rhiw, Llanfaelrhys, Lleyn Peninsula, Gwynedd, Wales, UK