- ottrelite-slate
- ottˈrelite-slate nounA clay-slate with minute plates of ottrelite• • •Main Entry: ↑ottrelite
Useful english dictionary. 2012.
Useful english dictionary. 2012.
Phyllite — Phyl lite, n. [See {Phylo }.] (Min.) (a) A mineral related to ottrelite. (b) Clay slate; argillaceous schist. [1913 Webster] … The Collaborative International Dictionary of English