Duncan Tomb at Approximately 15 Metres North of Tower of Church of St Mawnan is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 17 June 1988. Tomb.

Duncan Tomb at Approximately 15 Metres North of Tower of Church of St Mawnan

WRENN ID
fallow-garret-marsh
Grade
II
Local Planning Authority
Cornwall
Constituency
Camborne and Redruth MP: Perran Moon (Lab)
Country
England
Date first listed
17 June 1988
Type
Tomb
OS grid reference
SW 787 272
Coordinates
50.10404, -5.09529
Source
Historic England listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The Duncan tomb, located approximately 15 metres north of the tower of the Church of St Mawnan, is a chest tomb dating from the early 19th century. It commemorates Samuel Duncan, who died in 1839 at the age of 46, and his widow Judith Duncan, who passed away in 1855 at the age of 65. The tomb is made of dressed granite and is rectangular in shape. It features a chamfered base with two courses of brick above it. The lid of the tomb is a monolithic piece of granite that has an incised inscription.

Local climate

Duncan Tomb at Approximately 15 Metres North of Tower of Church of St Mawnan receives an average of 850 mm of rain a year. This makes it wetter than 59% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 84% of listed buildings.

It experiences an average of 7 freeze-thaw cycles a year, fewer than 95% of listed buildings. Of these, 3 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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Nearby listed buildings

  1. Building Immediately East of Lychgate Grade II 19 m
  2. Church of Saint Mawnan Grade II* 22 m
  3. Glebe Cottage Grade II 99 m
  4. The Sanctuary Grade II 114 m
  5. Holy Well of Saint Mawnan Grade II 142 m
  6. Trerose Manor House Grade II 359 m
  7. Trerose Farmhouse Grade II 398 m
  8. Wash House Immediately North of Trerose Farmhouse Grade II 410 m
  9. Nansidwell Farmhouse and Front Garden Walls and Pump Grade II 842 m
  10. Nansidwell Grade II 995 m