diatomite
di at o mite |dīˈatəˌmīt daɪˈædəmaɪt | ▶noun Geology a fine-grained sedimentary rock formed from consolidated diatomaceous earth. ORIGIN late 19th cent.: from diatom + -ite 1 .
diatomite |dʌɪˈatəmʌɪt | ▶noun [ mass noun ] Geology a fine-grained sedimentary rock formed from consolidated diatomaceous earth. ORIGIN late 19th cent.: from diatom + -ite 1 .