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