Here are a few yacht build projects that include basalt fabric in the construction.

Crossover 20 design being built by Clayton Colleran.
CernyYachtDesign Instagram “How many people can say they own a boat made from volcanic rock?! A client from Australia turned us onto basalt fabric and we have been very impressed. After extensive testing by the client and our office, we have found basalt to have excellent impact resistance. Perfect for custom cored construction!”

Hill 16 design with a carolina flare.
CernyYachtDesign Instagram “Nate B is doing a fantastic job on his Hill 16 build! The hull is planked and sheathed with basalt fabric.”

Tender 11 being built as a prototype