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acmite

American  
[ak-mahyt] / ˈæk maɪt /

noun

  1. a rare pyroxene mineral, sodium-ferric iron silicate, NaFe(Si 2 O6 ), found in feldspathoid rocks.

Etymology

Origin of acmite

1830–40; < Greek akm ( ḗ ) sharp point + -ite 1

Example Sentences

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Although exhibiting certain varietal differences, the essential identity of acmite and aegirite has long been established, but the latter and more recent name is pethaps in more general use, especially among petrologists.

From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg

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