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

Aldermanbury House

Baltic Brown

  • Igneous
  • Rapakivi Granite
  • 1.6 - 1.5 Ga

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 Baltic Brown in Aldermanbury House.

1.6 - 1.5 Ga rapakivi granite, quarried at Ylamaa, Suo-Antilla, Finland. Nearest stop: Bradford Forster Square.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/3055-aldermanbury-house/

Location Details

Back to Map

Location of Geological Feature
Base of the pillars outside entrance.
Rock Type
Rapakivi Granite
Geological Age
1.6 - 1.5 Ga
Quarry Location
Ylamaa, Suo-Antilla, Finland
Category
Igneous
Nearest station
Bradford Forster Square
Address
2, Godwin Street BD1 2ST
Aldermanbury House — Baltic Brown
Baltic Brown at Aldermanbury House
    Entry submitted by Stephen Davies

Nearby

The closest other recorded buildings.

  • Queen Anne ChambersLarvikite: Marina Pearl30 m · about 1 min walk
  • 105, Godwin StreetPink Granite120 m · about 2 min walk
  • 135, Godwin StreetLarvikite: Marina Pearl140 m · about 2 min walk
  • 9, Sunbridge RoadCoastal Red Granite140 m · about 2 min walk
  • The Co-operativePeterhead Granite170 m · about 3 min walk
  • 2, Tyrrel StreetLarvikite: Marina 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.