to seal or not

to seal or not Images

to seal or not

to seal or not Description

 
I have installed M. sys 18 + 18 Honed Golden Ruby limeStone (http://g603.net) for my shower walls.  I have S & P tumbled state ocatgon/Dot for my shower floor.  It's beautiful.  I' m very confused about sealing the Golden Ruby.  Please help.  Thanks, Hal