P number: | P210855 |
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Old photograph number: | A11054 |
Caption: | St Mary's Church, Purton, Wiltshire. Looking north-west. |
Description: | This Norman / Medieval church with its spire and crossing tower is constructed of Jurassic Coral Rag limestones. The term Rag refers to the coarse grained shelly (or ragged nature) of the limestone when fractured. The ragstone beds are generally very hard and durable stones but are consequently, therefore, very difficult to work, commonly they are used as undressed rubblestone blocks. This church at Purton is largely built of local 'Coral Rag' Limestone from the local Osmington Oolite Formation.The roof of the church is covered with stone slates which in this area are likely to be from the Forest Marble Formation, although some use of local Purbeck limestones is also known. The hard, pale grey, coarsely oolitic and shelly limestones of the Corallian Group were widely used in buildings along their outcrops in Dorset, Wiltshire and Oxfordshire. |
Date taken: | 01/01/1967 |
Photographer: | Pulsford, J.M. |
Copyright statement: | NERC |
X longitude/easting: | 409500 |
Y latitude/northing: | 187500 |
Coordinate reference system, ESPG code: | 27700 (OSGB 1936 / British National Grid) |
Orientation: | Portrait |
Size: | 334.42 KB; 793 x 1000 pixels; 67 x 85 mm (print at 300 DPI); 210 x 265 mm (screen at 96 DPI); |
Average Rating: | Not yet rated |
Categories: | Best of BGS Images/ Stone and the built heritage (Building Britain), Geoscience subjects/ Economic geology/ Building stones |
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