ottrelite
Ot"trel*ite, n. Etym: [From Ottrez, on the borders of Luxembourg.] (Min.) Defn: A micaceous mineral occurring in small scales. It is characteristic of certain crystalline schists.
Ot"trel*ite, n. Etym: [From Ottrez, on the borders of Luxembourg.] (Min.) Defn: A micaceous mineral occurring in small scales. It is characteristic of certain crystalline schists.