ALWAYS ask
before doing things (The FAQ is a good second)
If you just COPY the Library folder (Intact), to the new place.
Then use Calibre to link up to the Library
Right click the Library Icon: Create-Switch:
Use Existing: point the file manager to the Library Folder
DONE
Better yet. Use the Export feature on the Library Icon. THAT will bring along all your settings and plugins when you use the IMPORT on the LIBRARY ICON on the new install