How to clean quartz<br>Rinse the quartz off with a power washer. If you have a large amount of quartz with a heavy amount of mud or dirt on it, you can try to rinse it off with a power washer. Set your quartz on the ground (preferably on concrete or asphalt) and rinse off the dirt.
A power washer will be able to clean the quartz if there's a lot of mud or dirt.
( z1 possible :ARG1 ( z2 clean :ARG0 ( z3 washer :mod ( z4 power ) ) :ARG1 ( z5 quartz ) ) :condition ( z6 or :op ( z7 mud :quant ( z8 lot ) ) :op ( z9 dirt :quant z8 ) ) )