Shattered piece of sculpture? (4)

I believe the answer is:

bust

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This could be a double definition.

'shattered piece' is the first definition.
'bust' can be an answer for 'shattered' (bust can mean broken or shattered). I am unsure of the 'piece' bit.

'sculpture?' is the second definition.
(bust is a kind of sculpture)

'of' acts as a link.

Can you help me to learn more?

(Other definitions for bust that I've seen before include "Raid - boobs" , "Sculpture of head and shoulders" , "Broken - chest" , "Small statue" , "Work of art" .)

I've seen this clue in the Evening Standard.

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