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Description: | A mudstone concretion within a medium grained well sorted sandstone, measuring (88mm x 70mm x 37mm). This specimen is a medium grained, brown sandstone with a darker mudstone concretion outlining two oval depressions within the sandstone measuring (67mm x 68mm x 6mm). Within the nodule with a cross shaped structure running through the centre. The edge of the nodule is well defined. There is some iron oxide staining on the specimen. The specimen was collected from the Gornal; Sandstone which is Downtownian, Upper Silurian in age. AR/CB
A mudstone concretion within a medium grained sandstone which is approximately 420 million years old. | License: | http://creativecommons.org/licenses/by/2.0/uk/ | Publisher: | Dudley Museums Service | Rights holder: | Dudley Museums Service | Subjects: | Geology | Temporal: | Silurian | Source: | Black Country History | Identifier: | http://www.blackcountryhistory.org/colle... | Go to resource |
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