Annual Report of the Government Geologist

Alligator River alluvium anchorage argillaceous sandstone Arnheim August banks blackboys blacks Bluff boat Borroloola boulders Bowen Straits Caledon Bay camp canoe Cape Wilberforce claystone coast composed concretionary ironstone containing copper coral Creek Croker Island DeCourcy Head deposits DIEMAN GULF dipping S.W. eastward false-bedded ferruginous sandstone grit flat fresh water Galena gossan Goulburn Island granite Grant Island Groote Eylandt half miles hills horizontal and undulating ironstone ironstone conglomerate landed Leichhardt's Bar mainland Malay Mallison Island mangroves McArthur River Melville micaceous Mount Roe Mount Saunders mouth Northern Territory northward older Primary outcrops overlaid p.m. passed Peninsula Port Darwin quartz quartzite quartzose sandstone range reefs rock formation Roper rounded samples sand sandstone and grit sandstone formation sandy beach sea level seen shaft shale shale formation shore side siliceous similar formation smithsonite south-east southward speared Station Steamed steamer Tertiary age thin-bedded tide trepang turtle undulating beds Wellington Range West Arm yellow