Heavy dark lava rock from nearby flows. Dense and slow to heat or cool — useful as thermal mass around the walipini or a fire pit, where you want stored warmth.
Key
Pad, mass, drainage, road
← Stone & GroundBasalt
Dark volcanic rock
Heavy dark lava rock from nearby flows. Dense and slow to heat or cool — useful as thermal mass around the walipini or a fire pit, where you want stored warmth.
Key