Is the terrazzo a natural finish or a coated finish If it is a natural finish I agree with peroxide. If it is a coated finish it may need to be stripped. Possible the paper was put on before the coating dried.
Best of luck
Gourmet Stone care
On Friday, July 1, 2016 5:54 AM, stuart rosen <email@example.com> wrote:
Sounds to me like its more than just brown stains from paper-need more info to process-
how large an area-pics of the stain-sounds like possible rust or moisture issue-
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