Quartzite gets confused with both quartz and granite constantly, and the naming similarity to quartz does not help. Quartzite is a natural metamorphic stone, chemically closer to granite in hardness and durability, and understanding that distinction changes how it should be cleaned and restored.
Quartzite vs. Quartz vs. Granite
Quartz countertops are an engineered product made from ground quartz mixed with resin — not a natural stone at all. Quartzite is a genuine natural stone formed from sandstone under intense heat and pressure, and it is one of the hardest and most scratch-resistant materials used in countertops, generally outperforming granite in durability.
Do: Use pH-Neutral Cleaners Daily
Despite its hardness, quartzite still benefits from a pH-neutral stone cleaner for daily use rather than harsh degreasers or acidic products, which can slowly degrade its sealer even if they do not etch the stone itself as quickly as they would marble.
Don't: Assume It Never Needs Sealing
A common mistake is assuming quartzite's hardness means it never needs sealing. Quartzite is still somewhat porous and can absorb oils and dark liquids if the sealer wears through, so periodic resealing is still part of proper maintenance even though it happens less often than with softer stones.
When Honing Is Actually Needed
Because quartzite is so hard, it rarely needs the aggressive honing that marble does — most restoration work focuses on stain removal, deep cleaning, and resealing. Diamond Stone Restoration evaluates whether a quartzite countertop actually needs honing or would benefit more from a targeted clean-and-seal service.