alleghanyite

== English == === Etymology === From Alleghany +‎ -ite. Named in 1932 by Clarence S. Ross and Paul F. Kerr after the type locality: Bald Knob deposit, Sparta, Alleghany County, North Carolina, USA. === Noun === alleghanyite (countable and uncountable, plural alleghanyites) (mineralogy) A monoclinic-prismatic mineral containing hydrogen, manganese, oxygen, and silicon. ==== References ==== David Barthelmy (1997–2026), “Alleghanyite”, in Webmineral Mineralogy Database.