Williamsdale, New South Wales facts for kids

Quick facts for kids Williamsdale New South Wales
Williamsdale Location in New South Wales
Population	63 (2016 census)
LGA(s)	Queanbeyan-Palerang Region Snowy Monaro Regional Council
State electorate(s)	Monaro
Federal Division(s)	Eden-Monaro
Localities around Williamsdale: Tuggeranong (district) (ACT) Williamsdale (ACT) Royalla Burra The Angle Williamsdale Burra Clear Range Michelago Burra

Williamsdale is a small place, called a locality, located in New South Wales, Australia. It sits right next to another area also named Williamsdale, which is in the Australian Capital Territory (ACT).

This area is important because the Monaro Highway passes through it. This highway connects different towns. An old railway line, called the Bombala railway, also runs through Williamsdale. There used to be a railway station here that operated from 1891 until 1975. The postcode for Williamsdale is 2620.

Williamsdale in New South Wales is divided between two different local government areas. These are like local councils that manage services for the community. The northern part of Williamsdale belongs to the Queanbeyan–Palerang Regional Council. The southern part is managed by the Snowy Monaro Regional Council.

Rocks and Land: The Geology of Williamsdale

The land around Williamsdale has some interesting rocks. These rocks tell us about the Earth's history, going back millions of years.

Volcanic Rocks East of Williamsdale

To the east of Williamsdale, you can find rocks called the Williamsdale Volcanics. These rocks were formed from ancient volcanoes. They are mostly a blue-green rock known as tuff. Tuff is made from volcanic ash and rock fragments that were blasted out of a volcano and then hardened over time.

Ancient Volcanic Rocks Underneath

Right under Williamsdale, there are even older volcanic rocks. These are called the Middle Silurian Colinton Volcanics. The Silurian period was a very long time ago, about 443 to 419 million years ago! These rocks are also a type of volcanic rock. They stretch north along the Monaro Highway and south past towns like Michelago and Bredbo.

Volcanic Rocks West of Williamsdale

To the west of Williamsdale, you'll find another type of volcanic rock. These are the Upper Silurian Laidlaw Volcanics. They are dark grey and also a type of tuff. This rock formation extends west towards a place called Angle Crossing. It also reaches north towards Mount Stromlo and can be found in other areas like Burra.

River Rocks: Bransby or Goosoon Beds

Near the Murrumbidgee River, especially around Angle Crossing, there are rocks known as the Bransby Beds or Goosoon Beds. These rocks are a mix of volcanic tuff and other sediments. They form a narrow strip that follows the Murrumbidgee River south towards Cooma.

Local Quarry

There is also a quarry located in Williamsdale, New South Wales. Quarries are places where rocks, sand, or gravel are dug out of the ground for use in construction or other industries.