| Back | Main Details | Samples & Images | Quarries | Usage | References |
| Local Name(s): | Salterwath Stone. |
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| Stone Group: | Sedimentary | ||||||
| Stone Type: | Limestone | ||||||
| Geology: |
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| Geological Sub-Divisons: | Carboniferous Limestone Series. |
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| General Colour Description: | Light grey/blue in colour. Dark blue when newly quarried it weathers to a pale grey when used externally. It is dense and easily takes a polish which gives a rich chocolate brown shade with subdued fossil markings (Building Research Establishment n.d.). |
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| Hand Specimen Description: | A very hard, fine grained, fossiliferous (crinoidal) limestone which is moderately well sorted with a smooth feel. Fossils are easily visible to the naked eye when the stone is polished. |
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| Stone Identifiers: | Calcareous, Fossiliferous. | ||||||
| Reacts dilute to HCl? | Yes | ||||||
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