Sydney Collieries Ltd Commercial organisation Mining company which formed as part of a reorganisation of Sydney and Port Hacking Coal Company. It went in to liquidation in 1931. Milestone Formed 1928 {"name":"Formed","target":"","target_text":null,"date":{"#markup":"<span class='date'>1928<\/span>"},"date_start":"1928","date_end":"1928"} Separated from Sydney and Port Hacking Coal Company Ltd 1928 {"name":"Split off","target":"Sydney and Port Hacking Coal Company Ltd","target_text":null,"date":{"#markup":"<span class='date'>1928<\/span>"},"date_start":"1928-01-01","date_end":"1928-01-01"} Closed 1931 {"name":"Closed","target":"","target_text":null,"date":{"#markup":"<span class='date'>1931<\/span>"},"date_start":"1931","date_end":"1931"} Property Owner of Balmain Colliery 1928 - 1931 {"name":"Owner of","target":"Balmain Colliery","target_text":null,"date":{"#markup":"<span class='date'>1928<\/span><span class='separator'> - <\/span><span class='date'>1931<\/span>"},"date_start":"1928","date_end":"1931"} Type Commercial organisation {"name":"Commercial organisation","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null}