Ask the Expert: Your Top 10 Stone Care Questions Answered
By Granite Heroes Team · 2025-07-30
We compiled the questions we get asked most often and gave you the straight answers. No fluff, just expert advice.
Ask the Expert: Your Top 10 Stone Care Questions Answered After thousands of consultations, these are the questions we hear most. Here are honest, expert answers. Q1: How often should I seal my countertops? A: It depends on the stone: - Marble: Every 6-12 months - Granite: Every 1-2 years - Quartzite: Every 2-3 years Do the water test to check: if water darkens the stone after 10 minutes, it's time. Q2: Can I use Clorox wipes on granite? A: No. Clorox wipes contain bleach and citric acid, both of which can damage sealant and etch certain stones. Use pH-neutral stone cleaner instead. Q3: Is quartz the same as quartzite? A: No! Quartz is engineered (man-made resin + crushed stone). Quartzite is 100% natural metamorphic rock. They look similar but have very different properties and care needs. Q4: My marble has dull spots. Is it ruined? A: Almost certainly not. Those dull spots are etch marks from acid exposure. Professional polishing removes them completely. [Learn more](/what-we-fix/countertops). Q5: How much does stone restoration cost? A: Rough ranges: - Countertop polishing: $200-$500 - Floor restoration: $3-$12/sq ft - Shower restoration: $500-$1,500 - Full kitchen: $800-$2,000 [Get an exact quote](/hire-a-hero). Q6: Can you make my polished marble honed (or vice versa)? A: Yes! We can change your stone's finish. Polished to honed, honed to polished—it's all achievable with professional equipment. Q7: Do I need to seal engineered quartz? A: No. Engineered quartz is non-por