geikielite

noun

gei·​kie·​lite

ˈgēkēˌlīt

plural -s

: a mineral MgTiO₃ consisting of magnesium titanate, being isomorphous with pyrophanite, and occurring as bluish black or brownish black rolled pebbles

Word History

Etymology

Sir Archibald Geikie †1924 + English -lite

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