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25-27, Coinagehall Street

Helston Greenstone

  • Igneous
  • Epidiorite
  • Permian

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

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Just found Helston Greenstone in 25-27, Coinagehall Street.

Permian epidiorite, quarried at Helston, Cornwall, England. Nearest stop: Falmouth.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/4595-25-27-coinagehall-street/

Location Details

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Location of Geological Feature
Main building stone. Ashlar masonry visible in upper storeys.
Rock Type
Epidiorite
Geological Age
Permian
Quarry Location
Helston, Cornwall, England
Category
Igneous
Nearest station
Falmouth
Address
25-27, Coinagehall Street TR13 8ER
Date of build
18th Century
Find out more
Siddall, R. 2023, The Building Stones of Helston, Cornubian Arts & Science Trust, 37 pp. 
25-27, Coinagehall Street — Helston Greenstone
    Entry submitted by Ruth Siddall

More stone at 25-27, Coinagehall Street

  • Topaz Granite

Nearby

The closest other recorded buildings.

  • Barclays Bank, HelstonTremore Elvan20 m · about 1 min walk
  • 31-33, Coinagehall StreetLarvikite Bronze Pearl30 m · about 1 min walk
  • Helston Wesleyan ChapelPlymouth Marble30 m · about 1 min walk
  • Five Wells Lane Car ParkDelabole Slate40 m · about 1 min walk
  • Coinagehall StreetCarnmenellis Granite50 m · about 1 min walk
  • Blue Anchor InnCornish Granite70 m · about 1 min walk

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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.

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