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Summary

Also known as Teign Valley Mine, Great Week Mine. Remains of open workings and mine shaft mark the site of the mine, which was restarted for tin in 1886-1899, on the site of earlier post-Medieval opencast workings.

Location

Protected Status: none recorded

Other References/Statuses

• National Monuments Record: SX78NW69
• National Record of the Historic Environment: 1469307
• Old DCC SMR Ref: SX78NW/30

Monument Type(s) and Dates

• BEAMWORK (Post Medieval - 1540 AD (Between) to 1750 AD (Between))
• OPENCUT (Post Medieval - 1540 AD (Between) to 1750 AD (Between))
• TIN WORK (Post Medieval - 1540 AD (Between) to 1750 AD (Between))
• MINE SHAFT (XIX - 1886 AD (Between) to 1899 AD (Between))
• TIN MINE (XIX - 1886 AD (Between) to 1899 AD (Between))

Full description

South West Heritage Trust, 1838-1848, Digitised Tithe Maps and Transcribed Apportionments (Cartographic). SDV359954.

Ordnance Survey, 1880-1899, First Edition Ordnance Survey 25 inch map (Cartographic). SDV336179.

Ordnance Survey, 1904 - 1906, Second Edition Ordnance Survey 25 inch Map, 6inch (1906) 90NW (Cartographic). SDV325644.

'Shaft' is shown on the early 20th century (1906) historic map.

H. M. Stationary Office, 1929, Abandoned Mines (Monograph). SDV215700.

Ramsden, J. V., 1952, Notes on the Mines of Devonshire, 100 fig.1 (Article in Serial). SDV60737.

Ordnance Survey, 1963-1996, 1963-1996 National Grid OS Metric, (1963) (Cartographic). SDV350058.

Old pit workings shown but not marked on later 20th century (1963) map.

Broughton, D. G., 1967, Tin working in the eastern district of the parish of Chagford, 447-62 (Article in Serial). SDV258074.

A worked piece of oak was found at a depth of 22 - 24m at Great Week Mine in 1887 indicating the depth of post-Medieval opencast tin workings.

Harris, H., 1968, Industrial Archaeology of Dartmoor, 191 (Monograph). SDV149229.

Great Week Mine. Remains of open workings and shaft mark the site of the Great Week mine, which was restarted for tin in the 1880's, on the site of earlier workings.

Greeves, T. A. P., 1981, Medieval Industry, 89 (Article in Serial). SDV275197.

Hicks, C. E., 1982, Proceedings of the 120th Annual Meeting (Article in Serial). SDV345203.

Site of medieval and later tinworks. Shaft and open work, 1250 feet long by 60 feet wide by 50 feet deep. The Great Weeke Tin Mining Company was formed in 1887 and abandoned the site in 1892. The Teign Valley Mining Company reopened the site in 1896. The site closed again and machinery etc. was sold off in 1903.

Greeves, T. A. P., 1985, Steeperton Tor Tin Mine, Dartmoor, 19 (Article in Serial). SDV310154.

Greeves, T. A. P., 1990, An Assessment of Dartmoor Tinworking, 24 (Report - Assessment). SDV343684.

Richardson, P. H. G., 1992, The Mines of Dartmoor and the Tamar Valley after 1913, 139 (Article in Serial). SDV323598.

Cranstone, D. + Hedley, I., 1995, Monuments Protection Programme: The Tin Industry Step 3 Site Assessments, Devon 62 (Report - non-specific). SDV357946.

Earthworks of a deep and impressive Medieval or later openwork or beamwork situated to the west of Greatweek. The openwork was fed by a leat from the southwest and contains some late 19th century shafts in its base. This is a rare example of a beamwork within an enclosed lowland landscape.

Bodman, M., 2015, Mills on the Teign. A gazetteer of water-powered sites on the Teign and Bovey and their tributaries, 59 (Monograph). SDV360401.

Great Week Consols, Chagford SX 713 875. Also known as Teign Valley Mine, the sett was developed in 1886. In 1187 a 40ft by 3ft waterwheel had been installed to pump the mine shaft, which was 30 fathoms deep at that time, working an east-west tin lode. Work took place between 1886-1892 and later between 1896-1899. The mine's plant and materials were auctioned off in 1903. Further detail on the mine in publication.

Ordnance Survey, 2024, Mastermap 2024 (Cartographic). SDV365834.

Sources / Further Reading

Associated Monuments

Associated Finds: none recorded

Associated Events: none recorded

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