ramsdellite

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noun

A black or gray orthorhombic mineral form of manganese dioxide

Scrabble 14

Meanings

nounramsdellite (countable and uncountable, plural ramsdellites)

plural ramsdellites

  1. countableuncountablechemistryA black or gray orthorhombic mineral form of manganese dioxide

Origin

Named in honour of Lewis Stephen Ramsdell (1895-1975), Professor of Mineralogy at the University of Michigan, who first discovered the mineral From Ramsdell + -ite.

Full word history & related roots →
Cite this entry
APA

ramsdellite. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/ramsdellite

MLA

“ramsdellite.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ramsdellite. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “ramsdellite,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/ramsdellite.

Source: ramsdellite on Wiktionary, CC BY-SA 4.0.