Limestone

Sedimentary rock composed essentially of carbonate of lime, the texture and colour varies greatly according to where it comes from. One of the best for carving is the fine, close-textured Caen limestone from France.

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Noel Gilroy Annan, Baron Annan, by Glynn Anthony Williams, 1993 - NPG  - © National Portrait Gallery, London

Noel Gilroy Annan, Baron Annan
by Glynn Anthony Williams
1993
NPG 6220

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