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.
†YOUNGITE. Geol. A sulphide of manganese, lead, iron and zinc (1877 Miner. Mag. I. 152).
[Named by J. B. Hannay after John Young (1835–1902), above of Edinburgh]
