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Portland Hospital

Baltic Brown

  • Igneous
  • Rapakivi Granite
  • 1.6 - 1.5 Ga

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

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Just found Baltic Brown in Portland Hospital.

1.6 - 1.5 Ga rapakivi granite, quarried at Ylamaa, Suo-Antilla, Finland. Nearest stop: Great Portland Street.

This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/471-portland-hospital/

Location Details

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Location of Geological Feature
Cladding on ground floor at podium level.
Rock Type
Rapakivi Granite
Geological Age
1.6 - 1.5 Ga
Quarry Location
Ylamaa, Suo-Antilla, Finland
Category
Igneous
Nearest station
Great Portland Street
Address
205-209, Great Portland Street W1W 5AH
Portland Hospital — Baltic Brown
Baltic Brown at Portland Hospital
    Entry submitted by Ruth

Nearby

The closest other recorded buildings.

  • 86, Devonshire StreetPortland Stone: Whitbed130 m · about 2 min walk
  • Fitzroy SquareYork Stone230 m · about 4 min walk
  • The Smugglers TavernLarvikite: Emerald Pearl230 m · about 4 min walk
  • 20, Triton StreetVanga Granite230 m · about 4 min walk
  • 20, Triton SquareWustenzeller Sandstone240 m · about 4 min walk
  • 2-3, Triton SquareNero Zimbabwe300 m · about 5 min walk

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Funding, sponsorship and supporting institutions

  • Marelambis Ltd.
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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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