mackinawite

M3A1C3K5I1N1A1W4I1T1E1

noun

A tetragonal iron nickel sulfide mineral that occurs as opaque bronze to grey-white tabular crystals and anhedral masses.

Scrabble 22
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Meanings

nounmackinawite (plural mackinawites)

plural mackinawites

  1. chemistryA tetragonal iron nickel sulfide mineral that occurs as opaque bronze to grey-white tabular crystals and anhedral masses.

Origin

Mackinaw mine, Washington, where an occurrence was first described + -ite.

Full word history & related roots →
Cite this entry
APA

mackinawite. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/mackinawite

MLA

“mackinawite.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mackinawite. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “mackinawite,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/mackinawite.

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