North Shore Sauna Sauna Stones

North Shore Sauna Thermal Sauna Stones

North Shore Sauna's Thermal Sauna Stones are olivine gabbro, and each 35–38 lb box comes in 2–4 inch or 4–6 inch stones. The seller suggests the small size for tent stoves and the large one for bigger heaters.

Sauna Stone

Where it’s made

According to the maker:

Quarried from northern Minnesota bedrock
Materials Olivine gabbro from a vein of northern Minnesota bedrock, the seller says

Sources: North Shore Sauna: Thermal Sauna Stones · North Shore Sauna: Contact. Last checked Oct 10, 2026. How we check where things are made

$79⁹⁹USD

33% below the median for accessories.

We may earn a commission when you buy through this link, and you pay the same price. Price as recorded in our catalog on Oct 10, 2026.

Good to know: Rinse the stones and let them dry before the first fire, and check the box size against your stove's rock capacity.

By the numbers

Price in context

Where it sits among the 5 accessories we list

$48Median $120$545

At $80, the North Shore Sauna Thermal Sauna Stones starts 33% below the median for accessories. The cheapest is the Saunamekko Merino Wool Sauna Beanie at $48, and the dearest the SaunaSpace Sauna Stool at $545.

What to know before you buy

What each of these means once it's in use.

Sauna StoneDense volcanic stone stores heat and re-radiates it evenly. Water ladled onto it turns to löyly steam.

Specifications

From North Shore Sauna’s own listing, checked when the page was written.

North Shore Sauna Thermal Sauna Stones specifications
Brand	North Shore Sauna
Model	North Shore Sauna Thermal Sauna Stones
Type	Sauna Stones
Materials and power	Stone, olivine gabbro
Where it's built	Quarried from northern Minnesota bedrock
List price	$79.99 USD
Where to buy	North Shore Sauna
Price recorded	Oct 10, 2026