Scottish National Dictionary (1700–)
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First published 1976 (SND Vol. X, list of scientific terms with Scottish connections).
This entry has not been updated since then but may contain minor corrections and revisions.
MUIRITE. Geol. A basic barium calcium titanium silicate containing chlorine (1965 American Mineral. i. 314).
[Called after John Muir (1838–1914), born at Dunbar, East Lothian, Californian mountaineer and naturalist.]