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: E

Eastgate Clock

Helsby Sandstone

  • Sedimentary
  • Sandstone
  • Triassic

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 Helsby Sandstone in Eastgate Clock.

Triassic sandstone, quarried at Helsby and other quarries, Cheshire, England. Nearest stop: Chester.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/4518-eastgate-clock/

Location Details

Back to Map

Location of Geological Feature
Main building stone.
Rock Type
Sandstone
Geological Age
Triassic
Quarry Location
Helsby and other quarries, Cheshire, England
Category
Sedimentary
Nearest station
Chester
Address
41-45, Eastgate Street CH1 1LE
Building architect
John Kelsal
Date of build
1768
Find out more
Stone identified by Ruth Siddall.
Eastgate Clock — Helsby Sandstone
Helsby Sandstone at Eastgate Clock
Helsby Sandstone at Eastgate Clock (detail 2)
    Entry submitted by Ruth Siddall

Nearby

The closest other recorded buildings.

  • Chester CathedralHelsby Sandstone130 m · about 2 min walk
  • Old Custom House InnChester Pebble Beds400 m · about 6 min walk
  • Town WallsHelsby Sandstone470 m · about 7 min walk
  • Stanley PalaceChester Pebble Beds470 m · about 7 min walk
  • WatergateChester Pebble Beds600 m · about 9 min walk
  • County Constabulary BuildingCefn Sandstone12 km

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.