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Description: | A specimen of a sedimentary rock known as tufa. The specimen is pale brown in colour. It is formed of numerous concretions all cemented to one another. On the surface is a very fine grained white sediment. The concertions are lumpy. AR/CB
A specimen of a sedimentary rock known as tufa | License: | http://creativecommons.org/licenses/by/2.0/uk/ | Publisher: | Sandwell Museums | Rights holder: | Sandwell Museums | Subjects: | Mineralogy Geology | Source: | Black Country History | Identifier: | http://www.blackcountryhistory.org/colle... | Go to resource |
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