Forging place in Granville's heart (5)

I believe the answer is:

anvil

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'forging place' is the definition.
Although both the answer and definition are singular nouns, I can't see how they can define each other.

'in granville's heart' is the wordplay.
'in' indicates the answer is hidden within the clue.
'ANVIL' can be found hidden inside 'granville heart'.

Can you help me to learn more?

(Other definitions for anvil that I've seen before include "part of the ear" , "Metalworker's block" , "Smithy's block" , "Smith's heavy iron block" , "Heavy block on which to hammer metal" .)

I've seen this clue in the Sydney Morning Herald.

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