trichite
/ˈtraɪkaɪt/
noun
- A small, needle-like crystal or mineral fiber, often found in volcanic rocks or glass.
- The volcanic glass contained numerous trichites, giving it a slightly fibrous appearance.
- Under the microscope, the trichite appeared as a tiny, hair-like crystal embedded in the obsidian.
- Geologists study trichites to understand how lava cools and forms different rock textures.