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STONE COMPARISON Published: September 24, 2026 7 min read

Granite vs. Quartz: Which Stone Does Your Kitchen Actually Need?

AGS

Written & Reviewed by AGS Stones Craftsmen

Master Stone Fabricators & Licensed Cabinet Contractors • Duluth, GA

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Instructional wikiHow style split illustration comparing natural granite and engineered quartz countertops
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Key Takeaways: Quick Summary

  • ✓Natural Granite is 100% organic stone mined from earth quarries; it tolerates direct heat over 1,000°F and is the only stone suited for outdoor Georgia BBQ kitchens.
  • ✓Engineered Quartz combines 90–93% crushed mineral quartz with 7–10% polymer resins, making it non-porous, stain-proof, and requiring zero annual sealing.
  • ✓Quartz cannot tolerate direct high heat above 300°F because resin binders can scorch or discolor permanently under hot pans.
  • ✓Pricing is virtually identical at the factory-direct level ($45 to $120+ / sq. ft. installed) when buying directly from our Duluth fabrication facility.
  • ✓Granite provides one-of-a-kind organic movement; quartz delivers modern, clean bookmatched Calacatta marble veining.

When upgrading your kitchen in Metro Atlanta, no decision has a bigger visual and functional impact than choosing your countertop material. For over two decades, granite and quartz have dominated the market as the two top choices for homeowners in Alpharetta, Roswell, and Atlanta, GA.

While both stones provide incredible longevity and boost home appraisal value, their composition, heat tolerance, and maintenance requirements are radically different. Here is the honest, unvarnished comparison from our master stone fabricators.

The Fundamental Difference: Natural vs. Engineered

100% Natural Stone

Natural Granite

Granite is mined in giant blocks from natural quarries in Brazil, India, Italy, and North America. Slabs are sliced using diamond wire saws and polished. Because nature designs every slab, no two granite kitchens in the world are ever identical.

  • ✦ Withstands direct heat over 1,200°F
  • ✦ UV resistant for outdoor Georgia kitchens
  • ✦ Requires annual penetrating sealer
Engineered Composite

Engineered Quartz

Quartz is manufactured by blending 90% to 93% ground natural quartz crystals with 7% to 10% polyester resins and color pigments under intense vibration and vacuum compression. The result is a rock-hard, non-porous slab with consistent patterns.

  • ✦ Non-porous: Zero sealing ever required
  • ✦ Modern Calacatta gold & gray marble looks
  • ✦ Heat sensitive: Max 300°F (use trivets)

Feature Comparison: Side-by-Side Analysis

CategoryNatural GraniteEngineered Quartz
Stain ResistanceHigh (when properly sealed); porous if left unsealedVirtually Stain-Proof (Non-porous resin matrix)
Heat ToleranceExcellent (handles hot pots directly from oven)Moderate (resins can scorch above 300°F)
Daily MaintenanceMild soap + quick annual spray sealer (15 mins)Zero maintenance (wipe with damp cloth)
Outdoor / UV Use100% Weather & UV Proof for BBQ StationsIndoor Only (UV light degrades resin binders)
Average Installed Cost$45 – $120+ / sq. ft. installed$55 – $130+ / sq. ft. installed

Which Stone Is Right for Your Home?

Choose Granite if: You love organic depth, natural crystal translucency, and heavy cooking where you can set down a roasting pan without hunting for a trivet. Granite is also the premier choice for outdoor kitchens, screened porches, and homes with traditional, rustic, or transitional architecture.

Choose Quartz if: You want a clean, bright white kitchen with dramatic marble veining (like Calacatta Laza or Statuario) without the fragility of real Italian marble. Quartz is ideal for busy families who don't want to worry about spilled red wine, tomato sauce, or annual sealer schedules.

Want to see both stones side by side?

Visit our Duluth showroom and indoor slab yard to hand-select your exact full-size slabs before cutting.

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Serving the Greater Metro Atlanta Community

AGS Stones & Cabinets provides factory-direct fabrication, laser templating, and professional stone installation across all surrounding Georgia neighborhoods:

Frequently Asked Questions

Common Questions from Homeowners

Which is cheaper: granite or quartz countertops in Atlanta?+

Entry-level Level 1 granite is often slightly more affordable ($45–$55/sq. ft. installed) than entry-level quartz ($55–$65/sq. ft.). However, high-end exotic granites and premium quartz brands (like Cambria or Silestone) fall into the exact same price bracket ($85–$130+/sq. ft.). Factory-direct fabricators like AGS Stones save you 20-30% by cutting out retail broker markups.

Can I put hot pans directly on quartz countertops?+

No. Quartz countertops contain roughly 7% polymer resin binders that can scorch, discolor, or crack if exposed to pans above 300°F. Always use trivets or silicone hot pads on quartz.

Are seams visible in quartz and granite countertops?+

All stone countertops require seams on large runs exceeding 120 inches or around complex L-shaped corners. At AGS Stones, our Duluth fabrication shop uses digital vein-matching software and CNC saws to produce color-matched epoxy seams measuring less than 1/16 of an inch.

Can quartz be installed in an outdoor kitchen in Georgia?+

No. Direct ultraviolet (UV) sunlight causes the polymer resins in quartz to yellow and warp over time. For outdoor kitchens and BBQ islands in Metro Atlanta, natural granite or quartzite is strongly recommended.

Buy Direct & Save 20% to 30%

Ready to Experience the AGS Stones Difference?

Skip the retail middlemen. Visit our Duluth showroom to hand-select your exact full-size stone slabs, or schedule a free in-home digital laser templating estimate.

4579 Abbotts Bridge Rd Suite -10, Duluth, GA•Mon–Fri: 8:00 AM – 6:00 PM
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