Physical description

Coloured Geological Map of Ballarat, edged with masking tape. The map show alluvial silt, gold drift, geological orders, volcanic, and gold workings. Scale is 8 chains to an inch.
WGS 84
Centroid:
37 degrees 33 feet 33 inches south
143 degrees 52 feet 02 inches east
W.E. extent: 5km
NS extent: 3 km