novaculites
/noʊˈvækjəlaɪts/
noun
- Plural of novaculite; multiple pieces or types of this hard, fine-grained rock used for sharpening or tool-making.
- Collectors trade novaculites for their use in traditional knife sharpening.
- The museum displayed several novaculites from different regions, each with a unique color.
- Geologists study novaculites to understand ancient marine environments.