Stilpnomelane

Noun

Word Frequency: 0.0

Definitions

1.NounA metamorphic phyllosilicate mineral of the mica group, having the chemical formula K(Fe,Mg,Fe)8(Si,Al)12(O,OH)27.

The Daily Word NerdA new word, a puzzle, and a fun fact — free in your inbox every morning.

Free forever · unsubscribe anytime · all 14 newsletters

That email did not go through — please check it and try again.