Lithgow Valley Colliery Hamilton Colliery (Glebe) Austar Northparkes Copper and Gold mine Balmain Colliery Greta Colliery Bulli Mine South Broken Hill Silver Mine Dudley Mine East Greta Colliery Metropolitan Colliery Stockton Mine Gretley Colliery Bulli Colliery Cobar Harts Aberdare Mine South Clifton Coal Mine South Bulli Colliery Wyee Colliery Redhead Colliery Stanford Merthyr Mine Mt Kembla Broken Hill South Mine Burwood Colliery Appin Colliery Balmain Colliery Bellbird Colliery 1887 1886 1889 1895 1898 1896 1900 1901 1905 1902 1907 1923 1936 1926 1945 1965 1971 1966 1979 1980 1996 1991 1999 2014 Cobar Fire Strata failure Poison gas Winder Fire & explosion Outburst Flooding Airblast