A public record of the stone in your built environmentExplore the mapBrowse all locationsFor researchersAbout the project
London Pavement Geology — home
Submit a location

Now extended for the rest of the UK

  • Explore
    • Map of all sites
    • Search Locations
  • Browse
  • Submit a Location
  • About
    • About this project
    • Project History
    • Further Reading
    • Useful Links
    • Mobile App
  • Contact

Categories

AllIgneousMetamorphicSedimentaryFossilStructure
 
 
 

Home/Explore the map/Browse A–Z: A

Australia House

Bowral Trachyte

  • Igneous
  • Syenite
  • 182 Ma

This stone is older than it looks. Send it to someone five minutes away.

  • WhatsApp (opens in a new tab)
  • Bluesky (opens in a new tab)
  • X (opens in a new tab)
  • Facebook (opens in a new tab)
  • Email

See the message

Just found Bowral Trachyte in Australia House.

182 Ma syenite, quarried at Mount Gibraltar, New South Wales, Australia. Nearest stop: Temple.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/118-australia-house/

Location Details

Back to Map

Location of Geological Feature
Brown stone used for foundations. Portland stone is used for the main structure.
Rock Type
Syenite
Geological Age
182 Ma
Quarry Location
Mount Gibraltar, New South Wales, Australia.
Category
Igneous
Nearest station
Temple
Address
Strand WC2B 4LA
Building architect
Alexander Marshall McKenzie
Date of build
1918
Australia House — Bowral Trachyte
Bowral Trachyte at Australia House
Bowral Trachyte at Australia House (detail 2)
Bowral Trachyte at Australia House (detail 3)
    Entry submitted by Ruth

Nearby

The closest other recorded buildings.

  • Clements House (LSE)Petit Granit60 m · about 1 min walk
  • St Clement DanesPortland Stone: Whitbed100 m · about 2 min walk
  • Nat West BankVerde Alpi130 m · about 2 min walk
  • Statue of Samuel JohnsonCrinoidal Limestone140 m · about 2 min walk
  • Royal Courts of JusticePortland Stone: Whitbed150 m · about 2 min walk
  • 10 Essex StreetLarvikite: Blue Pearl170 m · about 3 min walk

Suggest an Edit


London Pavement Geology

A public record of the stone in your built environment.

Like the site? Buy us a coffee

Explore

Map of all sitesSearch locationsBrowse every location

Contribute

Submit a locationContact us

About

About this projectProject historyFurther readingUseful links

Funding, sponsorship and supporting institutions

  • Marelambis Ltd.
  • University College London
  • Petroleum Exploration Society of Great Britain
  • Geologists' Association Curry Fund
  • Geoscience Wales
  • The Geological Society
  • London Geodiversity Partnership

With donations from individuals in the oil and gas industry who wish to remain anonymous.

Building stone data by Ruth Siddall, Dave Wallis and contributors. Project founded by Dave Wallis.

Privacy policyCookie policyTerms© 2026 London Pavement GeologyWeb design by Livetech

We would like to use Google Analytics to see which pages people find useful. It sets cookies in your browser, so we only do it if you say yes. Nothing about you is identified individually. What we use and why.