Stone Slabs

Stone slabs are single large format pieces taken whole from the quarry rather than split down into flagstone. They are what you reach for when one piece has to do the work of many: a step that spans the full tread, a bridge across a dry creek bed, a bench that seats three, or a landing at a front door. Earth Stone Rock carries Arizona sandstone mega slabs in Buckskin, Buff and Buckskin Gold at 2 to 3 tons apiece, alongside Idaho Gold quartzite and Fossil Creek slab stone in lighter, more workable sizes.

Slabs are priced by the ton. The Arizona mega slabs are quoted per piece, because no two weigh the same and the freight depends on where the stone is going: tell us which slab you want and we confirm the exact weight and a delivered price before the order is placed. Setting a piece this size takes equipment, so check your site access and the route in before ordering. For the smaller slab stones, samples are available if you want to see the color in daylight first.

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Slabs Project Ideas Related Materials FAQ

Single pieces, hand selected Weight confirmed per slab Yard pickup or delivered on a quote

Jump to: Slabs • Project Ideas • Related Materials • FAQ

New to stone slabs? See which format suits a step, a bridge or a bench, and what each one weighs before you plan access.

Projects Weights Guide

Common Uses for Stone Slabs

One piece doing the work of many: steps, bridges, benches and landings in natural stone.

Sandstone Steps & Stair Treads

A single sandstone slab spans the full width of a tread, so a flight of steps reads as solid stone instead of a patchwork of pieces. Thickness sets the rise, so pick the slab to the step rather than cutting the step to the slab.

Shop Stone Slabs Sizing Guide

Dry Creek Bridges & Crossings

A 2 to 3 ton slab laid across a swale or dry creek bed makes a crossing that will not move, shift or need a footing. The weight is the structure, which is why the mega slabs suit this better than any built assembly.

Shop Stone Slabs Drainage Guide

Bench Tops & Stone Seating

Set on two low boulders or a pair of stone piers, a slab becomes seating that lasts as long as the garden. No fixings, no maintenance, and nothing to rot or rust in full sun.

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Entry Landings & Door Pads

One slab at a front door or gate gives a clean landing with no joints to weed and no edges to lift. It is the detail that makes a path look finished rather than simply paved.

Shop Stone Slabs Pathway Guide

Water Feature Bases & Fountain Caps

Slabs make a flat, heavy base for a fountain or a spill lip for water to run over. Sandstone darkens where it stays wet, which reads as intentional on a water feature in a way it does not on a patio.

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Large Format Patio Surfaces

Fewer, larger pieces mean fewer joints, which is why large format stone patio slabs read calmer than a field of small flagstone. Best on a compacted base with sand bedding, same as any dry laid patio.

Shop Stone Slabs Patio Guide

Stone Slab Buying Guide

Pick the format to the job, know what it weighs, and plan how it gets set before you order.

A stone slab is a single large piece taken whole from the quarry instead of being split down into flagstone. That is the whole distinction: flagstone is many pieces you fit together, a slab is one piece that does the job on its own. It is what you want for a step, a bridge over a dry creek, a bench top, or a landing at a door, where a joint would look wrong or would not hold.

Earth Stone Rock carries Arizona sandstone mega slabs in Buckskin, Buff and Buckskin Gold at 2 to 3 tons apiece, plus Idaho Gold quartzite and Fossil Creek slab stone in sizes two people can move. The mega slabs are quoted per piece because no two weigh the same and freight depends on the destination.

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Slab Format vs Application

Format	Best For	Typical Weight	How It Is Set	Cost
Arizona Mega Slab	Steps, creek bridges, bench tops, focal pieces	2 to 3 tons each	Machine set	$$$$
Quartzite Slab	Landings, large format paving, wide stepping	100 to 400 lb	Two people or machine	$$$
Fossil Creek Slab	Garden paths, informal steps, small landings	80 to 300 lb	Hand set	$$
Flagstone Slab Cut	Patio fields where larger pieces are wanted	Sold by the ton	Hand set	$$

Sandstone runs about 145 lb per cubic foot, which works out near 12 lb per square foot for every inch of thickness. A slab 6 ft by 6 ft and 6 in thick is therefore about 2,600 lb. Base and bedding for slab work come from base and ground materials.

What Stone Setters Know

Check access before you order. A 2 to 3 ton slab needs a machine to move it. Measure your gate, check overhead branches and wires, and look at the ground the equipment has to cross. This is the single most common reason a slab delivery goes wrong.
Set slabs on compacted base, not soil. Bare ground moves with water and frost. Four inches of compacted base under a slab keeps it sitting level for decades, and it costs very little next to the stone.
Pick the slab to the step, not the other way round. The thickness of the slab is the rise of your step. Measure the height you need to climb and divide it before you choose stone, rather than shimming afterwards.
Natural cleft faces are not machined flat. Sandstone splits along its bedding, so expect gentle variation across the face. Bed it in sand or screenings so it sits without rocking rather than trying to find a perfectly flat piece.
Weight varies piece to piece. Two slabs of the same nominal size can differ by several hundred pounds because thickness is not uniform. Always work from the weight of the actual piece, which we confirm before an order is placed.
Wet sandstone darkens. A slab that looks pale and dry in the yard will read several shades deeper after rain or beside a fountain. If colour matters, look at a sample wet as well as dry.

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FAQ

What is a stone slab?

A stone slab is a single large piece of natural stone taken whole from the quarry rather than split down into smaller flagstone pieces. Slabs are used where one piece has to do the job on its own: a step tread, a bridge over a dry creek, a bench top, or a landing at a door. Earth Stone Rock carries Arizona sandstone mega slabs at 2 to 3 tons each, along with lighter quartzite and Fossil Creek slabs.

How much does a sandstone slab weigh?

Sandstone weighs roughly 145 lb per cubic foot, which is about 12 lb per square foot for each inch of thickness. A slab 6 ft by 6 ft and 6 in thick works out at roughly 2,600 lb, or 1.3 tons. Our Arizona mega slabs run 2 to 3 tons apiece. Because thickness is never perfectly uniform, we confirm the weight of the actual piece before an order is placed.

Can you use sandstone slabs for steps?

Yes. Stone slab steps are one of the most common uses for sandstone, because a single slab spans the full width of a tread, so there are no joints to settle unevenly and nothing to work loose underfoot. The thickness of the slab sets the rise of the step, so measure the total height you need to climb and divide it by the number of steps before choosing stone. Set each slab on compacted base rather than directly on soil.

How are stone slabs delivered and set?

Mega slabs travel on a flatbed and come off with equipment, so the delivery is quoted per piece rather than by the ton. You need machine access to the setting point: check gate width, overhead clearance and the ground the machine must cross. Lighter quartzite and Fossil Creek slabs can be moved by two people or a small machine and ship on a pallet like flagstone.

What is the difference between a slab and flagstone?

Flagstone is split into many pieces that you fit together, so a flagstone patio is a field of joints. A slab is one piece used whole. Both come from the same quarries and often the same stone, including our Arizona Buckskin. Choose flagstone when you are covering an area and want a natural jointed pattern, and a slab when a single uninterrupted piece is the point, such as a step, a bridge or a bench.

Find the Right Slab for Your Project

Single pieces, hand selected. Tell us the slab you want and we confirm the exact weight and a delivered price before anything is ordered.

Request a Quote

Natural stone slabs for steps, bridges and benches

Every slab above is a single piece of natural stone, sold by the ton. The Arizona sandstone mega slabs run 2 to 3 tons each and are quoted per piece, because no two weigh the same and the freight depends on where the stone is going. Lighter quartzite and Fossil Creek slabs ship on a pallet the way flagstone does.

Slabs earn their place where a joint would be wrong. A sandstone step tread spans the full width in one piece. A slab laid across a dry creek makes a crossing held down by its own weight. A slab on two low boulders is a bench that needs no fixings. For a jointed field across a wider area, flagstone or steppers are the better buy.

How much does a stone slab weigh?

Sandstone runs about 145 lb per cubic foot, which is close to 12 lb per square foot for every inch of thickness. A slab 6 ft by 6 ft and 6 in thick is therefore roughly 2,600 lb. Multiply length by width by thickness in feet, then by 145, to size any piece. Thickness is never perfectly uniform on natural stone, so treat that as a planning figure and work from the confirmed weight of the actual slab.

Weight drives everything else. Anything over a ton needs machine access to the setting point, so check gate width, overhead clearance and the route across the ground before ordering. Set slabs on about 4 inches of compacted base material with bedding sand on top, never straight onto soil. For a delivered price on a specific piece, request a quote.

Delivery & Pickup

Stone Slabs Delivery Across California & the Southwest

Order stone slabs for pickup at our Central Valley or Antelope Valley yards, or bulk delivery throughout California — plus Nevada, Arizona, and Colorado. Tell us your ZIP and project and we will quote a delivered price.

Central Valley Visalia Yard 30617 Co Hwy J25, Goshen, CA 93227 Yard details › Antelope Valley Rosamond Yard 1387 Sierra Hwy, Rosamond, CA 93560 Yard details ›

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Arizona Buff Sandstone Mega Slabs

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