The mines at Roşia Montană in Transylvania were also really significant, and until very lately,[when?] still mined by opencast methods. In addition they exploited lesser deposits in Britain, for instance placer and really hard-rock deposits at Dolaucothi. The different procedures they applied are very well described by Pliny the Elder https://gold76420.wikistatement.com/4099591/gold_things_to_know_before_you_buy