Irvine Island is located 11 km off the Kimberley coast of Western Australia in the Buccaneer Archipelago. It is about 250 km northeast of Broome and 140 km north of Derby. Irvine Island is located near Koolan and Cockatoo Islands, on the same iron-mineralized rock formation. Irvine Island has a surface area of 893 hectares and is 5 kilometres west of Cockatoo Isl…Irvine Island is located 11 km off the Kimberley coast of Western Australia in the Buccaneer Archipelago. It is about 250 km northeast of Broome and 140 km north of Derby. Irvine Island is located near Koolan and Cockatoo Islands, on the same iron-mineralized rock formation. Irvine Island has a surface area of 893 hectares and is 5 kilometres west of Cockatoo Island.