Grey Quartzite Select (1″-1.5″) Category: Flagstone Description Description Extremely durable stone with grey and silver tones the larger pieces work especially well for patio areas. Related products Tumbled Grey Quartzite (2″) Read more Thinsplit Grey Basalt Read more Rockface Precuts (24″ x 24″) Read more Pritchard Patio 1″ – 2″ Read more