The mines at Roşia Montană in Transylvania had been also extremely large, and until very recently,[when?] continue to mined by opencast solutions. Additionally they exploited scaled-down deposits in Britain, like placer and difficult-rock deposits at Dolaucothi. The assorted solutions they employed are very well described by Pliny the Elder in https://travisglqu51841.digiblogbox.com/53598721/zahngold-verkaufen-was-sie-über-den-zahngoldankauf-wissen-sollten