Calci-mudstone
1. Calci-mudstone
Micrite matrix-supported; skeletal grains (dasyclad alga Clypeina jurassica) < 10%.
Thin section kindly provided by T. Geel, Vrije Universiteit, Amsterdam
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2. Calci-mudstone
Micrite matrix-supported; non skeletal grains (peloids) < 10%. Fenestral voids filled by geopetal carbonate mud and blocky sparite are indicative of intertidal depositional environment.
Thin section kindly provided by T. Geel, Vrije Universiteit, Amsterdam
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Dasyclad algae fragment
Clypeina jurassica
Micrite matrix
Geopetal filling in fenestrae
