Material comparison
Quartz vs granite countertops
General info only. Check with a licensed pro and your local building department.
From OSHA/NIOSH and EPA.
| Topic | What the source says | Source |
|---|---|---|
| Silica when cut | OSHA/NIOSH hazard alert: workers who cut, grind or polish engineered stone (quartz) countertops can breathe silica dust that causes silicosis. | Official page checked 2026-10-30 |
| Ask your fabricator | OSHA: employers must control dust (for example wet cutting and local exhaust) and meet the silica exposure limit. | Official page checked 2026-10-30 |
| Granite and radon | EPA: some granite can give off small amounts of radon, but soil under the home is the main source. Test the home's air, not the counter. | Official page checked 2026-10-30 |
Not confirmed yet
- Unknown Heat, stain and sealing needs (no maker care page checked yet).
- Unknown Warranty lengths for quartz brands.
Warranty terms are the maker's and change; read the current warranty for the exact product before you buy.