Quartzose Conglomerates, and ancient Sandstones: Rodd's Bay; Islands of the north and north-west coasts; Cambridge Gulf; York Sound; Prince Regent's River.
Pipe-clay: Melville Bay; Goulburn I.; Lethbridge Bay.
ROCKS OF THE TRAP FORMATION.
Serpentine: Port Macquarie; Percy Isles.
Sienite: Rodd's Bay.
Porphyry: C. Cleveland.
Porphyritic Conglomerate: C. Clinton, Percy I., Good's I.
Compact Felspar: Percy I., Repulse Bay, Sunday Island.
Greenstone: Vansittart Bay, Bat I., Careening Bay, Malus I.
Clinkstone: Morgan's I., Pobassoo's I.