Grey Mica Quartzite (1″ – 1 1/2″) Category: Flagstone Description Description Grey to silver color tones works well for stepping stones, garden pathways and patios areas. Related products Gold Mica Select 1″ – 1 1/2″ Read more Tumbled Bluestone (2″) Read more Gold Mica Quartzite 1″ – 1 1/2″ Read more Thinsplit Grey Basalt Read more