ramsdellite
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English[edit]
Etymology[edit]
Named in honour of Lewis Stephen Ramsdell (1895-1975), Professor of Mineralogy at the University of Michigan, who first discovered the mineral
Noun[edit]
ramsdellite (countable and uncountable, plural ramsdellites)
- (mineralogy) A black or gray orthorhombic mineral form of manganese dioxide
References[edit]
- Ramsdellite at https://www.mindat.org/