The names are almost the same, and both make beautiful countertops, so quartz and quartzite get mixed up all the time. They are very different materials, though. One is made in a factory; the other is cut from a quarry. Knowing the difference helps you choose the one that fits how you cook, clean and live.
The short answer
- Quartz is an engineered surface: crushed natural quartz bound with resins and pigments, pressed into slabs.
- Quartzite is a natural stone: sandstone that heat and pressure turned into a very hard, dense rock over millions of years.
How they look
Quartz can be made in almost any color and pattern. Solid whites and greys, speckled looks, and marble-look slabs with veining are all common. Because it is manufactured, one slab looks very much like the next, which makes long runs and matching easy.
Quartzite has the depth and movement of natural stone. Many quartzites are white, grey or soft beige with flowing veins, and they are often chosen as an alternative to marble. Others carry blues, greens or gold. No two slabs are the same, so you choose the actual slab.
Durability and everyday use
Scratches
Both are hard and resist everyday scratches well. Quartzite is one of the hardest natural countertop stones. As with any counter, use a cutting board; knives dull quickly on hard stone.
Heat
- Quartzite handles heat well, as natural stone does.
- Quartz contains resins that can discolor or crack with direct, high heat. Always use trivets for hot pans on quartz.
Even with quartzite, trivets are a good habit: sudden temperature changes are hard on any stone.
Stains and sealing
- Quartz is non-porous. It does not need sealing, and most spills wipe away.
- Quartzite is natural and somewhat porous, so it should be sealed. How often depends on the stone; your fabricator will tell you. Wipe up oil, wine and acidic spills promptly.
Etching
Etching is the dull mark acids like lemon juice or vinegar can leave on some stones. Real quartzite resists etching much better than marble. Quartz doesn't etch, but strong chemicals and harsh cleaners can damage its surface.
Sunlight and outdoor use
The resins in quartz can fade or yellow in strong direct sunlight, so quartz is generally not recommended outdoors or in spots with intense sun. Quartzite is better suited to bright and outdoor settings.
Care at a glance
- Quartz: mild soap and water, no sealing, trivets for hot pans, avoid harsh chemicals.
- Quartzite: mild soap and water or a stone-safe cleaner, periodic sealing, prompt cleanup of spills.
Watch out for "soft quartzite"
Some stones sold as quartzite are actually marble or dolomite, which are softer and etch more easily. The look can be very similar. Before you commit to a quartzite:
- Ask what the stone is, not only its trade name.
- Ask whether it etches. A small test on a sample with a drop of lemon juice or vinegar, wiped off after a few minutes, shows whether the surface dulls.
- Check hardness. Real quartzite will scratch glass; marble and dolomite generally will not.
Your fabricator can help you test a sample before you approve a slab.
Which one is right for you?
Choose quartz if you want:
- consistent color and pattern from slab to slab,
- the lowest maintenance, with no sealing,
- a wide choice of solid colors and marble looks.
Choose quartzite if you want:
- the movement and depth of natural stone,
- a marble-like look with more durability than marble,
- better heat resistance, or a counter near strong sunlight.
Both are excellent kitchen and bathroom countertops. Seeing them side by side, with your cabinet door next to them, usually makes the choice clear. You can compare full quartz and quartzite slabs at our showrooms, and our own fabricators cut and install the one you pick.