This must have been the real St Dominic's Well. This would have been the Well of the White Friars or Dominicans who resided in Truro on the Friary Meads of Carvedras Manor.
It is likely that this was the genuine St Dominic's Well. It could also be referred to as the Well of the White Friars or Dominicans, who lived in Truro on the Friary Meads of Carvedras Manor.