1848 - Discovery of lead in the bed of the Murchison River, W.A.
1851 - Discovery of gold at Clunes, Castlemaine and Ballarat which began the Victorian goldrushes
1852 - Payable gold discovered at the Nook, near Fingal, and at Nine Mile Springs (Tasmania). Gold also discovered at Gulgong (NSW) and at Beechworth, Daylesford and Ovens River (Vic)
1853 - Riots on Ballarat Goldfields (Vic). Storming of the Eureka Stockade on 3rd February 15th .
1857 - Brown coal discovered at Lal Lal in Victoria. Gold discovered at Adelong (NSW).
1858 - Australia's population reaches one million. Gold discovered at Avoca (Vic) and Canoona (Qld)
1859 - Copper recognised in the Cobar area of New South Wales.
1860 - Copper discoveries at Wallaroo and Moonta (SA). Gold discovered at Young( Lambing Flat in NSW).
1862 - Gold discovered at Forbes (NSW). Also a copper-rich lode found at Clermont (Qld).
1863 - Gold discovered at Walhalla (Vic) and Warwick (Qld).
1864 - Coal discovered in Greta-Cessnock-Maitland field (NSW); principal Australian source of gas coal. Blair Athol coal field (Qld) found; seam is 90ft thick.
1866 - Gold discovered at Rockhampton (Qld).
1867 - Gold discovered at Gympie (Qld).
1868 - Gold discovered at Ravenswood (Qld).
1869 - Record gold nugget "Welcome Stranger" (2,284 oz) found near Dunolly (Vic).
1870 - Gold discovered at Birdwood (SA) and copper at Cobar (NSW).
1871 - Discovery of tin at Mt. Bischoff (Tas) and Inverell (NSW).
1872 - Payable gold discovered in Pine Creek area (NT). Other significant gold discoveries made at Stawell (Vic), Charters Towers and Ravenswood (Qld) and Lefroy(Tas). Tin found near Inverell (NSW) and rich deposits of tin found near Warwick (Qld).
1873 - Gold discovered at Palmer River (Qld).
1874 - Brown Coal deposits found in the Latrobe Valley (Vic).
1875 - Tin found at Mt. Heemskirk (Tas).
1876 - Gold found at Hodgkinson (Qld).
1877 - Australia's population reaches two million. Gold discovered at Beaconsfield (Tas).
1879 - Copper and Tin discovered in Herberton mineral field (Qld).
1881 - Gold discovered at Nebo (Qld).
1882 - Lead, zinc, copper orebody at Captain's Flat (NSW) first worked. Gold nugget found between Roebourne and Cossack (WA). Gold found at Charters Towers and Mount Morgan (Qld).
1883 - Lead, silver, zinc discovered at Broken Hill (NSW). Collie coalfield found in WA (commercial mining began in 1898).
1885 - Opening of Broken Hill Proprietry silver mines. Gold found at Hall's Creek in the Kimberley District of WA. Silver-lead discovered at Mt Zeehan (Tas).
1886 - Gold and copper discovered at Mt Lyell (Tas). Also gold found at Croydon (Qld) and Teetulpa (SA).
1887 - Gold discovered at Southern Cross (WA).
1888 - Tin found at Greenbushes (WA). Black coal found at Leigh Creek (SA). Lead ore produced on west coast of Tasmania. Gold found at Pilbara Creek (WA).
1889 - Australia's population reaches three million. First mining of brown coal in Victoria. Gold discovered at Ashburton River (WA).
1890 - Tin discovered at Renison Bell (Tas).
1891 - First discovery of gold at Nannine in the Murchison district (WA).
1892 - Gold discovered at Coolgardie (WA), also in areas now known as the Dundas and Mt Margaret goldfields. First bore sunk in Coorong area (SA) in search for oil.
1893 - Gold discovered at Kalgoorlie. Gold also found at Wyalong (NSW) and silver at Mt Lyell (Tas)
1893-94 - Copper, lead and zinc discovered at Rosebery (Tas).
1896 - Gold discovered at Arltunga (NT).
1897 - Gold discovered at Peak Hill, north of Meekatharra (WA).
1899 - A total of 17 seperate goldfields and another four mining districts established throughout WA.
1900 - Iron ore from Middleback Ranges (SA) mined by BHP to provide flux for lead smelting at Port Pirie. Natural gas encountered in water bore at Roma (Qld). Gold discovered at Philips River (Ravensthorpe, WA), The Granites and at Tanami (NT).
1904 - Scheelite deposit found on King Island (Tas).
1905 - Australia's population reaches four million.
1906 - natural gas reticulated in Roma (Qld). Uranium discovered at Radium Hill (SA).
1915 - Opening of BHP's steelworks at Newcastle.
1918 - Australia's population reaches five million.
1923 - Lead, zinc orebody discovered at Mt Isa (Qld)
1924 - Oil and gas produced from well at Lake Bunga in eastern Gippsland, near Lakes Entrance (Vic).
1925 - Australia's population reaches six million.
1926 - Aberfoyle tin and wolfram deposits located in Tasmania.
1927 - Copper found at Mount Isa (Qld).
1931 - Mount Isa Mines Ltd. began mining operations.
1932 - Gold discovered at Tennant Creek (NT).
1934 - First commercial development of mineral sands deposits at Bryon Bay (NSW).
1937 - First large-scale mining of black coal by open cut methods in Australia at Blair Athol (Qld).
1939 - Australia's population reaches seven million.
1943 - Large-scale production of zircon-rutile concentrate from Queensland. Large-scale production of asbestos at Wittenoom Gorge (WA).
1944 - Extensive open cut mining at Leigh Creek coal started.
1948 - Wundowie (WA) charcoal iron and steel industry began production.
1949 - Asutralia's population reaches eight million. Uranium discovered at Rum Jungle (NT).
1950 - Bauxite discovered at Gove (NT).
1951 - First shipment of iron ore from Yampi Sound (WA)to Port Kembla steelworks in NSW.
1952 - Important high-grade uranium deposits delineated at Rum Jungle (NT) and at Radium Hill (SA).
1953 - Flow of oil discovered in WAPET's Rough Range No. 1 well at Exmouth Gulf (WA) provided stimulus for continuing search in ensuing years.
1954 - Rum Jungle uranium plant opened. Uranium discovered at Mary Kathleen (Qld).
1955 - Australia's population reaches nine million. Discovery of "HYC" silver-lead-zinc deposit at McArthur River (NT). First alumina and aluminium produced at Bell Bay (Tas). Consolidated Zinc geologist discovered Weipa (Qld) bauxite deposits.
1956 - Full scale mineral sand mining began at Capel (WA).
1959 - Australia's population reaches ten million. In February 15th the Commonwealth Government announced relaxation of the embargo on iron ore exports that had been in force since 1938. Major finds of iron ore in the Pilbara (WA) were announced over the next few years. First coal exports from the Bowen Basin (Qld). Mt. Whaleback (WA) iron ore deposit pegged; production began 1969.
1961 - Flow of oil in Moonie No. 1 about 80km from Tara (Qld). Australia's first commercial oilfield by Union-Kern-AOG group on a field around this well.
1962 - First production of Bauxite from Weipa (Qld) deposits. Iron ore deposit identified at Mt Tom Price (WA). Manganese discovered on Groote Eylandt (NT).
1963 - Mining of Darling Range (WA) bauxite commenced.
1964-65 - Many significant oil and gas strikes made throughout the country including the discovery of gas and oil in Bass Strait (Vic).
1965 - Discovery of Mitchell Plateau (WA) bauxite deposits.
1966 - Discovery of nickel at Kambalda (WA) and phostphate at Duchess (Qld). Iron ore mining began at Mt Tom Price and Mt Goldsworthy (WA), which meant first iron ore exports from WA.
1967 - Discovery of Mt Weld (WA) and carbonatite containing rare earths and phosphate. Discovery of Woodcutters (NT) lead-zinc prospect. Start to mining of Savage River (Tas) iron ore deposit.
1969 - Discovery of nickel at Mt Windarra (WA) and start of Poseidon boom. Discovery of Woodlawn (NSW) base metal deposit.
1970 - Australia's population reaches 12.7 million. Discovery of Eneabba (WA) mineral sand deposits.
1970-71 - Commencement of systematic exploration of Lennard Shelf (WA) leading to discovery of high-grade lead-zinc ore at Pilbara in 1978 and Cadjebut in 1984.
1970-73 - Ranger, Nabarlek and Jabiluka (NT) uranium deposits found.
1971 - Discovery of Agnew (WA) nickel deposit, Telfer (WA) gold deposit, the start to iron ore production at Robe River (WA) and the discovery of the Yeelirrie (WA) uranium deposit.
1971-72 - Discovery of North-West Shelf (WA) natural gas fields.
1972 - Discovery of Golden Grove (WA) copper-zinc deposit.
1973 - Discovery of Elura (NSW) zinc-lead deposit.
1974 - Discovery of Que River (Tas) zinc-lead deposit.
1975 - Discovery of Roxby Downs (SA) copper-uranium deposit.
1976 - Discovery of Teutonic Bore (WA) copper-zinc deposit.
1978 - Copper discovered at Benambra (Vic).
1979 - Natural gas discovered at Port Campbell (Vic). Discovery of diamonds in Kimberley region of WA. Discovery of Granny Smith (WA) gold deposit. Discovery of Scuddles (WA)copper-zinc orebody which went to production in 1990.
1980 - Australia's population reaches 14.7 million. Gold discovered at Boddington (WA) and Wedderburn (Vic).
1983 - Hellyer (Tas) base metal deposit discovered.
1985 - Discovery of Kintyre (WA) uranium deposit. Discovery of Kunwarra (Qld) mgnesite deposit.
1985-89 - Many old gold mines in WA revived as open-cut operations.
1986 - Discovery of gold at Kidston (Qld).
1986 - Mt Leyshon (Qld) gold deposit re-opened.
1987 - First prodcution from Cadjebut (WA) lead-zinc deposit.
1989 - Discovery of gold at Plutonic Bore (WA).
1990 - Australia's population reaches 17.2 million.