pipestone
/ˈpaɪpˌstoʊn/
noun
- A soft, reddish-brown stone that is easily carved, traditionally used by Native Americans to make ceremonial pipes.
- She learned how to shape pipestone into small figurines at the cultural center.
- The artist carved a beautiful peace pipe from a block of pipestone.
- Pipestone is sacred to many Plains tribes and is still quarried today.