Uploaded on:
2009-02-19 04:59:38.0
Type:
Digital Asset
File Size:
334.42 KB
Dimensions:
793 x 1000 pixels
4179 views 6 downloads
P number: P210855
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: Sun Jan 01 00:00:00 GMT 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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