Of all the surfaces we mount TVs on, mounting a tv on a stone fireplace is the most demanding. Natural stone is hard, brittle, irregular, and unforgiving of mistakes. A wrong bit, a wrong angle, or a wrong anchor can crack a stone face that costs hundreds to repair.
Marietta is the natural-stone capital of Metro Atlanta — fieldstone, stacked stone, river rock, and Tennessee flagstone are everywhere. Here's the exact process we use on every install.
Why Natural Stone Is Different from Manufactured Stone
Manufactured (cultured) stone is a thin concrete veneer over wire lath and substrate. You drill through the veneer and anchor into the substrate behind it. Natural stone is solid all the way through, often 4"–8" thick. You're drilling into actual rock — and the type of rock matters.
The Tools That Matter
- Hammer drill with at least 7 amps of motor and SDS-Plus chuck
- Diamond-tipped bit for hard granite or slate; carbide-tipped masonry bit for sandstone or fieldstone
- Vacuum for clearing dust from the hole
- Sleeve anchors or wedge anchors rated 4×–5× the TV+bracket weight
- Painter's tape over the drill point
- Spirit level + laser level
The Pro Drilling Process
- Identify the drill points on the flattest stone faces, never on a mortar joint or edge.
- Mark the points with painter's tape so the bit doesn't walk.
- Pilot drill at low RPM to break the surface skin without chipping.
- Switch to full-diameter bit and drill at full hammer to the anchor depth.
- Vacuum the hole — this single step adds 30%+ to anchor holding strength.
- Install the anchor by hand-tightening, never power-driving.
- Verify load by hanging the bracket and pulling firmly before the TV is added.
Mistakes That Crack Stone
- Standard rotary drilling instead of hammer drilling
- Cheap general-purpose masonry bits (especially on granite)
- Drilling near an edge or mortar joint
- Power-tightening anchors
- Skipping the dust vacuum step
- Using drywall toggle bolts behind the stone
Pricing for Natural Stone TV Installs in Marietta
- Standard stone TV mount: $249–$399
- MantelMount on stone: $399–$599
- With wire concealment: Add $99–$199
- With recessed outlet: Add $149–$249
Why Hire a Pro for This Specifically
The cost of one cracked stone face usually exceeds the cost of professional installation. Our work is backed by a 5-year workmanship warranty, including any cosmetic damage to the stone. See our stone TV mounting service.
Marietta and Cobb County Service Areas
Marietta, East Cobb, Kennesaw, Smyrna, Woodstock, Acworth, Powder Springs.
Related Reading
- Best TV Mounts for Rock Surfaces
- Mounting on Stone, Brick, or Tile Fireplaces
- Tile vs. Brick Mounting Challenges
Get a Free Marietta Stone Quote
Call (678) 870-8890 or request a quote.
Frequently Asked Questions
Will drilling into my stone fireplace damage it?
Not when done correctly. Diamond bits, proper hammer drilling, painter's tape, and hand-tightened anchors prevent cracks. Our stone installs are warrantied against cosmetic damage.
What kind of bit do you use for natural stone?
Diamond-tipped for hard stone like granite and slate; carbide-tipped masonry for softer fieldstone and sandstone. Never general-purpose hardware-store bits.
How much does it cost to mount a TV on a stone fireplace in Marietta?
Standard stone TV mounts run $249–$399. MantelMount installs on stone run $399–$599. Wire concealment is typically $99–$199 extra.
Can I drill into natural stone myself?
You can — but the cost of one cracked stone face often exceeds professional installation. We strongly recommend hiring a specialist for any natural stone work.
Do you guarantee no damage to the stone?
Yes. Every stone install includes our 5-year workmanship warranty covering both the install and the surface itself.
