Boundary Stone at Sw661350 is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 26 August 1987. Boundary marker.
Boundary Stone at Sw661350
- WRENN ID
- first-facade-moth
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- St Ives MP: Andrew George (LD)
- Country
- England
- Date first listed
- 26 August 1987
- Type
- Boundary marker
- Address
- Boundary Stone at Sw661350, Crowan
- OS grid reference
- SW 662 352
- Coordinates
- 50.17146, -5.27414
- Source
- Historic England listing
Description
The boundary stone located at SW661350 is a Grade II listed structure, likely dating from the 18th century. It is a roughly hewn, round-headed granite monolith featuring the letter "H" in raised lettering on one side. This stone is believed to be a tin boundary stone, which marked the extent of a mineral claim by the landowner or mineral rights owner.
Local climate
Boundary Stone at Sw661350 receives an average of 880 mm of rain a year. This makes it wetter than 65% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 87% of listed buildings.
It experiences an average of 5 freeze-thaw cycles a year, fewer than 97% of listed buildings. Of these, 2 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- No EPC on record for this property
- No sale records on file
- No related consent applications matched
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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