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Quartzite and Exotic Stone Countertops in Riverside, CA

Riverside Custom Countertops works as Riverside County's top-rated team in natural quartzite countertops, specializing in Taj Mahal quartzite, Sea Pearl quartzite, and bookmatched exotic stone islands. We offer leathered Taj Mahal quartzite finishes and a waterfall edge drop on any island.

Get a free countertop estimate

Etch-Tested Quartzite From Riverside Custom Countertops

Our team provides acid testing on a sample chip before any cut, delivering hard-wearing kitchens for homes and statement surfaces for both residential and commercial projects. With 12 years in business and a 1-year workmanship warranty behind every seam, we've completed over 1,870 projects, from a single quartzite vanity-height bar to full exotic stone kitchens.

From slab-yard etch checks and vein layout to penetrating sealer on install day, our team handles every detail. Serving Riverside and neighboring Yorba Linda, Villa Park and Chino Hills, we confirm every slab is true quartzite before a single cut is made.

Contact us for a free estimate, and bring the slab name you are considering so we can test a chip of it first.

What you can hold us to

The Shop Behind Every Top

12 yearsCutting and installing stone from our Riverside shop
1,870Kitchens, islands, bars and commercial tops completed
1-year1-year workmanship warranty on seams, fit and sink mounting
35 milesFrom Riverside to Yorba Linda, Villa Park and Chino Hills

True Quartzite vs Stone Sold as Quartzite

True quartzite is metamorphosed quartz sandstone, at least 80% quartz by volume, and it rates 7 to 8 on the Mohs scale, harder than granite and far harder than marble. The trouble is that some slabs sold as quartzite in Southern California yards are dolomite or quartz-rich marble, which are carbonate stones that etch when lemon juice or vinegar sits on them. Those slabs are priced like quartzite and behave like marble, and a homeowner usually finds out after the first spaghetti dinner.

A Quartzite Kitchen We Tested First

Close view along a grey and cream quartzite island edge with brown leather stools, a brass faucet and lit pendants behind

Steve, east Yorba Linda custom home, Yorba Linda

Quartzite and Exotic Stone Countertops

Material
Sea Pearl quartzite
Size
42 sq ft kitchen
Est. investment
$4,000 to $4,800
Est. duration
1 to 2 days

Dated granite replaced with a soft grey quartzite

Investment and duration figures are estimates. Your written quote sets the final price and schedule.

Steve in an east Yorba Linda custom home had dated granite and a sample of Sea Pearl quartzite he liked, but the yard could not tell him whether it would etch. We ran an acid test on a sample chip before ordering, the chip passed, and we replaced his 42 sq ft kitchen with the soft grey stone. The scope, dated granite replaced with a soft grey quartzite, was an estimated $4,000 to $4,800 and took an estimated 1 to 2 days on site. The result was a passed etch test and a sealed quartzite kitchen with no dull rings by the sink.

The Etch Test: Our Process for Spotting Mislabeled Quartzite

The etch test is a two-step process we run on a sample chip before any quartzite slab is cut: a steel blade scratch, then a few drops of lemon juice or vinegar left for roughly five minutes. A true quartzite shrugs off the blade and shows no dull spot after the acid is wiped away. A stone that scratches is likely marble, and a stone that passes the blade but fizzes or dulls under acid is likely dolomite. Every quartzite slab headed to a kitchen in Norco, Eastvale or Temescal Valley gets the same chip test as one headed to Villa Park.

  1. Pick the slab at the yard and ask for an offcut or a corner chip from the same lot.
  2. We scratch it with a steel blade, which sits near 5.5 on the Mohs scale.
  3. We put acid on a clean area, wait, wipe, and look for a dull or rough patch at an angle to the light.
  4. Only a pass goes to the laser template and the saw.

Cutting is done wet in our Riverside shop, because quartzite is mostly crystalline silica and dry cutting releases the dust that causes silicosis. That is the part of the job a homeowner should never try in a driveway.

Break room with a white quartz counter and sink, light wood upper and lower cabinets, a dishwasher and a polished concrete floor

What a Quartzite Install Includes

Slab thickness
3cm slabs set straight onto the cabinets as our standard; 2cm stone gets a plywood sub-top
Templating
Digital laser template at the site visit, before any slab is cut
Seams
Hairline seams under 1/16 in., color-matched epoxy, kept away from the sink cutout
Edge profiles
Eased edge included; half-bullnose, ogee and mitered drop edges priced per linear foot
Sink mounting
Undermount sinks mechanically mounted with clips and epoxy, not silicone alone
Overhangs
Up to 10 to 12 in. unsupported on 3cm stone; concealed steel supports beyond that
Sealing
Granite and quartzite sealed at install; quartz never needs sealing
Lead time
Typically 1 to 3 weeks from laser template to install day
Crew
2 to 3 installers per kitchen, 3 to 4 for waterfall islands
Payment terms
Deposit no more than 10% or $1,000, whichever is less, then progress payments as the work is done
Quartz price
Engineered quartz typically runs $65 to $145 per sq ft installed, never needs sealing
Granite price
Granite typically runs $55 to $135 per sq ft installed, sealed every 1 to 2 years
Quartzite price
Natural quartzite typically runs $85 to $185 per sq ft installed
Marble price
Marble typically runs $80 to $195 per sq ft installed
Solid surface price
Solid surface typically runs $70 to $130 per sq ft installed
Porcelain slab price
Porcelain and sintered stone typically run $55 to $120 per sq ft installed

Quartzite Countertop Cost in Riverside

Quartzite countertops in Riverside are estimated at roughly $85 to $185 per sq ft installed, and slab rarity, finish and the number of seams move the price most. Exotic names like Taj Mahal and Sea Pearl sit higher in that band than common white quartzites, and a leathered finish or a mitered edge adds labor.

Kitchen countertop replacement (30 to 45 sq ft)

Est. investment
$2,100 to $4,800 per kitchen
Est. duration
1 to 2 days

Tear-out, laser template, new 3cm tops, undermount sink and eased edge

Kitchen island top

Est. investment
$1,600 to $3,400 per island top
Est. duration
3 to 6 hours

Standard 40 x 80 inch island, overhang support checked

Waterfall edge drop

Est. investment
$800 to $1,800 added per waterfall side
Est. duration
4 to 8 hours

Mitered vertical panel with the vein carried down the side

Full-height slab backsplash

Est. investment
$600 to $3,000 per backsplash
Est. duration
1 to 2 days

Slab from countertop to the upper cabinets or hood

Outdoor kitchen granite tops

Est. investment
$1,400 to $2,800 per outdoor kitchen
Est. duration
1 to 2 days

Granite rated for sun and heat on a block or steel BBQ island

Wet bar or home bar top

Est. investment
$750 to $2,400 per bar top
Est. duration
3 to 5 hours

12 to 20 sq ft bar top with a bar sink cutout

Old countertop tear-out and haul-away

Est. investment
$150 to $500 per project
Est. duration
2 to 5 hours

Added to a replacement job; old tops removed and recycled

Investment and duration figures are estimates. Your written quote sets the final price and schedule.

JobEst. investmentEst. duration on site
Kitchen countertop replacement (30 to 45 sq ft)Est. $2,100 to $4,800 per kitchenEst. 1 to 2 days
Kitchen island topEst. $1,600 to $3,400 per island topEst. 3 to 6 hours
Waterfall edge dropEst. $800 to $1,800 added per waterfall sideEst. 4 to 8 hours
Full-height slab backsplashEst. $600 to $3,000 per backsplashEst. 1 to 2 days

The kitchen line is the base range for builder-size layouts; a quartzite slab at the upper end of its per-foot band pushes a 42 sq ft kitchen toward the estimated $4,000 to $4,800 that Steve's job came in at. Resealing a typical Woodcrest or Corona kitchen later is typically estimated at $65 to $200 as a natural stone sealing visit.

Quartzite numbers shown here are estimates, and they can change as slab lots change. Your written quote after the laser template sets the final price and the install schedule, and it depends on the slab you choose, the finish and how many seams the layout needs.

Quartzite vs Quartz vs Marble

Quartzite beats engineered quartz on heat and sun, and beats marble on etching, but it is the only one of the three that needs a sealer and an etch test. The table compares the three by estimated installed price and upkeep.

MaterialEst. installed priceUpkeep
Natural quartziteEst. $85 to $185 per sq ftSealed at install, then on a schedule
Engineered quartzEst. $65 to $145 per sq ftNever needs sealing
MarbleEst. $80 to $195 per sq ftEtches with acids, the most care

On a Riverside patio in August, quartzite also holds up where quartz resin can fade, so it is the stone we suggest for outdoor bar tops when a homeowner wants a light colour.

Sealing Quartzite in Inland Empire Kitchens

Quartzite is sealed at install with a penetrating impregnator, not a topical coat, and most kitchens typically need a reseal every 6 to 12 months depending on how porous the slab is. A quick water test tells you when: if a few drops darken the stone within a minute or two, it is time. Hard Inland Empire water leaves mineral spots on any stone, so we leave you written care notes along with the warranty. Granite, by contrast, is typically resealed every 1 to 2 years in Riverside kitchens, so quartzite asks a little more of its owner.

L-shaped outdoor kitchen with a polished grey granite top over a stacked-stone base, stainless grill and wicker stools beside a ranch fence

Other Countertop Materials We Install

If quartzite is over budget, our granite countertop installation team cuts the closest look at an estimated $55 to $135 per sq ft, and many Yorba Linda clients compare it against engineered quartz slabs or honed marble tops before deciding.

Why Quartzite Buyers Trust Our Shop

Our owner has checked seam layouts on more than 1,870 projects and still walks the slab yard with customers, and our estimator brings an acid kit to the yard visit when the slab is quartzite. The same crew of 2 to 3 installers that templates your kitchen sets the stone, and the 1-year workmanship warranty on seams, fit and sink mounting covers it.

Long ranch kitchen with white granite counters flecked in burgundy, knotty wood cabinets, a farmhouse sink and a window over pasture

Quartzite Service Areas

We set quartzite across a 35-mile radius of the Riverside shop, with most exotic stone work in Yorba Linda kitchens, Villa Park estates and Chino Hills remodels, plus Riverside, Corona, Norco, Eastvale, Woodcrest and Temescal Valley on our areas we cover page.

Related Stone Services

Quartzite is our most requested stone for a waterfall island with bookmatched drops, a full-height quartzite backsplash or a custom kitchen island top.

Warm white quartz island with an undermount sink and wood stools, grey cabinets and a range with a stone-look backsplash behind

Quartzite Questions From Riverside Homeowners

How much do quartzite countertops cost in Riverside?

Quartzite is estimated at roughly $85 to $185 per sq ft installed in Riverside, and your written quote sets the final price after the laser template.

How can I tell if a slab is real quartzite?

Ask for a chip and test it: real quartzite resists a steel blade and shows no dull spot after acid, which is the test we run before cutting.

Does quartzite etch?

True quartzite does not etch, but dolomite and soft marble sold as quartzite do, which is why we test the exact slab lot.

Is quartzite better than quartz?

Quartzite handles hot pans and full sun better, while quartz at an estimated $65 to $145 per sq ft never needs sealing, so the choice comes down to heat versus upkeep.

How often does quartzite need sealing?

Most kitchens typically need a reseal every 6 to 12 months, and we seal it on install day.

How long does a quartzite install take?

Most kitchens take an estimated 1 to 2 days on site, typically 1 to 3 weeks after the laser template.

Do you install quartzite in Yorba Linda and Villa Park?

Yes, most of our exotic stone kitchens are in Yorba Linda, Villa Park and Chino Hills, along with Riverside and Corona.

Book a Quartzite Slab Test and Estimate

Schedule a free estimate, and we will test a chip of your slab, laser template your kitchen and give you a written, itemized quote.

Stone, Edges and Finishes

Start to finish

From Laser Template to Finished Counters

  1. Site visit and laser template

    We check the cabinets for level and take a digital laser template before any slab is cut.

  2. Slab and seam layout

    You pick the slab and approve where every seam and vein will fall.

  3. Shop fabrication

    The stone is cut wet, edged and polished in our Riverside shop, cutouts included.

  4. Install day

    A crew of 2 to 3 installers sets the tops, mounts the sink and walks the job with you.

Free estimate

Ready to Talk About Quartzite and Exotic Stone Countertops?

Call us or send the form, and we will book a site visit and a laser template.

Call (951) 441-2673

Calls only, we do not receive text messages.

Call (951) 441-2673