The ore deposit at Kidd Mine was discovered in 1964, and began operation in 1966, as an open pit mine and eventually evolved into an underground mine.
The ore deposit at Kidd Mine was discovered in 1964. This was as an open pit mine. The ore deposit at Kidd Mine began operation in 1966. This was as an open pit mine. The ore deposit at Kidd Mine was eventually evolved into an underground mine.