The thing with deduction exercises, is to create your own clues and only guess the exact answer when you're at least 80% sure. Do not guess if you are unsure.
The idea is to ask as many questions as possible to pinpoint this location. First you might ask:
About its physical property -- Is it...
It is not the Mandarin Orange.
Remember that one of the clues was that the fruit is not eaten unless candied. Another clue also said it was not an orange. Any of those points would have excluded the Mandarin Orange.
I'm looking at a decently popular citrus fruit in the East, often used during...
Actually, the only thing that wasn't stolen at the Louvre's Apollo Gallery is the Regent Diamond, figure no one would take it because something to do with a curse.