They are distributed over the whole island, but are perhaps most frequent towards the centre and in the Nurra.
The cotton industry is distributed in three principal groups.
Deposits have also been found in the New England and southern districts, as well as at Broken Hill, showing that the mineral is widely distributed throughout the state.
Education is very widely distributed, and in every state it is compulsory for children of school ages to attend school.
The tree in this instance is one of the acacias, a genus distributed through all parts of the continent.