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Definition of Mackinawite
1. Noun. (minerology) A tetragonal iron nickel sulfide mineral that occurs as opaque bronze to grey-white tabular crystals and anhedral masses. ¹
¹ Source: wiktionary.com
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1. Noun. (minerology) A tetragonal iron nickel sulfide mineral that occurs as opaque bronze to grey-white tabular crystals and anhedral masses. ¹
¹ Source: wiktionary.com