Kimberley Black Granite Quarry, Napier Downs Station ...
The quarry is in the centre of a 50 metre high north-west trending ridge, of up to 30 metres thick extremely fine grained black dolerite dyke intruding the Paleoproterozoic Lennard Granite. From 1988 to the early 1990's Black Swan quarried a large amount of black granite blocks from the upper portion of the ridge, which were then stockpiled at ...