ˌnagəˈteˌlīt noun
( -s )
Etymology: Nagate jima, headland on the Noto peninsula, Japan + English -lite
: a rare mineral Ca 2 (Ce,La) 2 Al 4 Fe 2 (Si,P) 6 O 25 (OH)(?) that consists of phosphosilicate of aluminum, the rare earths, calcium, and iron, that is related to clinozoisite, and that occurs in black tabular masses