Cornwall and West Devon Mining Landscape

Up to the mid-16th century, Devon produced approximately 25-40% of the amount of tin that Cornwall did but the total amount of tin production from both Cornwall and Devon during this period was relatively small. After the 1540s, Cornwall's production took off and Devon's production was only about between a ninth to a tenth of that of Cornwall. From the mid-16th century onwards, the Devon Stannaries were worth very little in income to the King and were sidelined as such following the Supremacy of Parliament Act 1512 (this does not apply to the Stannaries of Cornwall). The landscapes of Cornwall and West Devon were radically reshaped during the 18th and 19th centuries by deep-lode mining for…