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A mark of origin, not of maker.
Also known as: Quarry stamp, Source mark stone
The mark identifying the quarry or the batch a stone came from.
Identifies the quarry or batch from which a block came.
Contexts: History
Applied before the stone is dressed, so it is frequently cut away in finishing — which is why quarry marks survive best on rough or reused blocks and are rare on fine work.
Contexts: History
A stamped or cut figure, often a letter or a simple outline shape, applied to the rough block before dressing.