Question about Pensieve memories

[happyjoeysmiley]

No: HPFGUIDX 186016

clcb58 wrote:
> Does extracting a memory for Pensieve viewing erase the memory from the mind or just make a copy of it? Does anyone remember canon examples to support either theory?

Joey:

IIRC, Snape was shown to "replace" the memory back into his head in the OOtP Occlumency lessons. Yet Slughorn is able to give a tampered one and also, the correct one at a later point in time, which is possible only if he is making copies, I suppose. Wonder what others have got to say. :-)