Try using protoco liquid marble cleaner.  It works great on fire damage

On Saturday, September 12, 2015, Randy Frye <rfrye@comcast.net> wrote:
I done a travertine floor restoration that had been in a fire. I restored as usual. I've take cleaning courses before that suggest cleaning black soot with a high ph cleaner.

Best Regards,
Randy Frye, CEI Surface Pros
www.ceisurfacepros.com
239-253-1991

> On Sep 11, 2015, at 7:23 PM, Stuart Young <santafefc@sbcglobal.net> wrote:
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> <IMG_0306.JPG>
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> These tiles were scorched in a fire. There are no replacement tiles. Does anyone have experience in grinding tiles with this problem. Can they be restored?
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