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 Mahogany Patio (1″ – 2″) Read more Tumbled Gold Quartzite (2″) Read more Pritchard Patio 1″ – 2″ Read more Variegated Bluestone (3/4″- 1 1/4″) Read more