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Black Pearl
This stone is older than it looks. Send it to someone five minutes away.
Just found Black Pearl in Duchess Walk.
Cretaceous basalt, quarried at Fuding, Fujian Province, China. Nearest stop: London Bridge.
This stone is older than it looks — worth five minutes if you're nearby.
https://www.londonpavementgeology.co.uk/location/1770-duchess-walk/
The closest other recorded buildings.
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