Concrete Aggregate Types for Broken Arrow Patios — Visual Options and Cost Differences

Most homeowners think of concrete as a single material — gray, smooth, utilitarian. But concrete is actually a composite of cement, water, sand, and aggregate (stone). The aggregate you choose, how it’s used, and whether it’s exposed or embedded invisibly below the surface completely changes what your finished patio looks like.

At VistaScapes & Design, we offer exposed aggregate and decorative concrete options for Broken Arrow patios. Here’s what different aggregate types look like and what they cost.

Standard Concrete (Aggregate Hidden Below Surface)

In standard concrete construction, the aggregate — typically crushed limestone or river gravel — is mixed into the concrete but remains embedded below the surface. The finished surface is determined by how the top is treated: broom-finished (textured), trowel-finished (smooth), or stamped (textured pattern). The aggregate type still affects strength and workability, but it doesn’t affect appearance.

Standard aggregate for Oklahoma concrete is typically local crushed limestone — it’s cheap, widely available, and performs well. For most patios, the aggregate choice is made by the contractor based on mix design and availability rather than visual preference.

Exposed Aggregate Finishes

Exposed aggregate is a technique where the surface concrete paste is washed or abraded away while the concrete is still green, revealing the aggregate embedded in the top layer. The result is a textured surface where the stones are visible and tactile — it looks like natural stone but has concrete’s strength and continuity.

Standard River Gravel Aggregate

The most common exposed aggregate uses natural river gravel — smooth, rounded pebbles in earth tones (gray, tan, rust, off-white). This is the “classic” exposed aggregate look that’s been used since the 1960s. Colors range from neutral gray to warm mixed earth tones depending on the source quarry. River gravel aggregate is the most affordable exposed aggregate option since the material is locally available.

Appearance: Organic, natural texture with mixed earth tones; similar to a gravel path but continuous and structural

Cost premium over standard broom finish: +$2–$4 per sq ft

Crushed Granite Aggregate

Crushed granite creates a more angular, faceted aggregate surface compared to rounded river gravel. The angular pieces reflect light differently, creating more sparkle and visual interest. Granite is available in various colors: gray, pink, black, and mixed varieties. A crushed black granite aggregate creates a dramatic, sophisticated patio surface; crushed pink granite warms up the color palette considerably.

Appearance: Faceted, sparkly texture; more visually dynamic than rounded river gravel

Cost premium over standard broom finish: +$3–$6 per sq ft depending on granite color and source

Pea Gravel Aggregate

Pea gravel is small, smooth, rounded aggregate (typically 3/8 inch diameter or smaller). Exposed pea gravel concrete has a fine, uniform texture that’s very walkable and comfortable underfoot. The small stone size creates a tighter surface than larger aggregate, and the rounded shape provides some slip resistance. Colors are typically neutral earth tones — beige, gray, and mixed.

Appearance: Fine, uniform, smooth-stone texture; understated and clean

Cost premium over standard broom finish: +$2–$4 per sq ft

Colored Quartz or Quartzite Aggregate

Quartz and quartzite aggregates are available in a range of colors beyond natural earth tones — white, light blue-gray, cream, and mixed palettes. White or cream quartz aggregate creates a light, bright patio surface that works beautifully against dark stone fireplaces or dark outdoor furniture. The contrast is striking. Quartz is harder than limestone or standard gravel, which can mean a slightly more durable surface in high-traffic areas.

Appearance: Light, bright, mineral-rich surface; more refined and contemporary than standard gravel

Cost premium over standard broom finish: +$4–$8 per sq ft

Recycled Glass Aggregate

Recycled glass aggregate is exactly what it sounds like — crushed glass (tumbled smooth to remove sharp edges) mixed into the concrete and exposed. Glass aggregate catches light differently than stone — it has translucency and sparkle that natural stone can’t replicate. Available in blue, green, clear, amber, and mixed palettes. This is a specialty option for homeowners who want something genuinely distinctive.

Appearance: Luminous, light-catching surface; completely unique; works particularly well in evening lighting

Cost premium over standard broom finish: +$6–$12 per sq ft

Seeding vs Integral Aggregate

Two methods deliver exposed aggregate finishes:

• Seeded aggregate: The decorative aggregate is seeded (scattered) onto the concrete surface while it’s still wet and then pressed in before the surface is washed. This puts decorative aggregate only in the surface layer — the concrete below uses standard aggregate. This is the most common approach because it’s economical (decorative aggregate used only at the surface) and allows full control over the final appearance.
• Integral aggregate: The decorative aggregate is mixed throughout the full concrete pour. This uses significantly more decorative aggregate (which increases cost) but creates full-depth color and texture. Rarely necessary for patios; more relevant for thin overlays or special applications.

Aggregate Size and Slip Resistance

Aggregate size affects both appearance and slip resistance:

• Smaller aggregate (pea gravel, small quartz): finer texture, slightly less aggressive slip resistance, smoother feel underfoot
• Medium aggregate (3/4 inch river gravel): standard texture, good slip resistance, most common choice
• Larger aggregate (1.5 inch+ stone): bolder, more textured surface, excellent slip resistance, more dramatic appearance

For pool-adjacent patios where wet surface slip resistance is a priority, medium-to-large aggregate exposed finishes are a smart choice — they provide natural texture without requiring anti-slip additives.

Choosing the Right Aggregate for Your Project

The right aggregate choice connects to the overall design of your outdoor space:

• If you have an Oklahoma flagstone fireplace with warm earth tones: river gravel or mixed granite aggregate in complementary warm tones ties the surfaces together
• If you have a contemporary outdoor kitchen with stainless and dark stone: white quartz or crushed gray granite creates a clean contrast
• If you want a patio that stands out on its own: recycled glass aggregate creates something genuinely distinctive

Call VistaScapes & Design at (918) 779-1317 to discuss concrete options for your Broken Arrow patio. We’ll show you real samples and examples so you can see how different aggregates look installed before you decide.