The history of Minera is closely related to that of its lead mines. Although earlier use, dating back perhaps as far as the Roman occupation, has been suggested, the first clear documentary evidence of the industry appears during the reign of Edward I, when miners from Minera were sent to Cornwall to help develop the tin mining industry.
The history of Minera is closely linked to its lead mines. Although earlier usage, dating back possibly as far as Roman times, has been suggested, the first clear documentary evidence of the industry appears during the reign of Edward I, when miners from Minera were sent to Cornwall to assist in developing the tin mining industry.