Stone in Archaeology Database


Beer Stone

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Local Name(s): Beer Freestone,
Beer Stone.
Example of Beer Stone
Stone Group: Sedimentary
Stone Type: Limestone
Geology:
Era:   Mesozoic
Period:   Cretaceous
Epoch:   Upper
Geological Sub-Divisons:

Basement bed of the Middle Chalk group in Devon.

General Colour Description:

A white or greyish white colour (which turns grey on exposure). Some examples may have a greenish tinge.

Hand Specimen Description:

A very fine textured stone which is well sorted and highly calcareous. It comprises minute irregular, corroded fragments of shells, foraminifera, echinoderm plates and bivalve mollusc shells (inoceramus), in addition to lesser amounts of quartz and occasional glauconite which is cemented together by a calcareous matrix.

General Comments:

Stone Identifiers: Chalk,  Calcareous,  Fossiliferous.
Reacts dilute to HCl? Yes