Sydney's underlying rock types

A simplified visualisation showing the city's lithology, or underlying rock. Shale and sandstone are older and more radioactive than younger Quaternary sediments.

Quaternary sediments
Ashfield Shale
Hawkesbury Sandstone
Volcanic Breccia

Balmain

Glebe

Surry Hills

Paddington

Redfern

Enmore

Waterloo

Queens Park

Erskineville

Waverley

Kensington

1KM

Balmain

Glebe

Surry Hills

Paddington

Redfern

Enmore

Waterloo

Queens Park

Erskineville

Waverley

Kensington

1KM

Balmain

Glebe

Surry Hills

Paddington

Redfern

Enmore

Waterloo

Queens Park

Erskineville

Waverley

Kensington

1KM

Balmain

Glebe

Label - Regular

Surry Hills

Paddington

Redfern

Enmore

Waterloo

Queens Park

Erskineville

Waverley

Kensington

1KM