About: Chert   Sponge Permalink

An Entity of Type : owl:Thing, within Data Space : 134.155.108.49:8890 associated with source dataset(s)

Chert is defined as a flint-like form of quartz composed of chalcedony. It is used to make the following Artefacts:

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  • Chert
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  • Chert is defined as a flint-like form of quartz composed of chalcedony. It is used to make the following Artefacts:
  • Chert also occurs in diatomaceous deposits and is known as diatomaceous chert. Diatomaceous chert consists of beds and lenses of diatomite which were converted during diagenesis into dense, hard chert. Beds of marine diatomaceous chert comprising strata several hundred meters thick have been reported from sedimentary sequences such as the Miocene Monterey Formation of California and occur in rocks as old as the Cretaceous.
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abstract
  • Chert is defined as a flint-like form of quartz composed of chalcedony. It is used to make the following Artefacts:
  • Chert also occurs in diatomaceous deposits and is known as diatomaceous chert. Diatomaceous chert consists of beds and lenses of diatomite which were converted during diagenesis into dense, hard chert. Beds of marine diatomaceous chert comprising strata several hundred meters thick have been reported from sedimentary sequences such as the Miocene Monterey Formation of California and occur in rocks as old as the Cretaceous.
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