Min.

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  † 1.  [f. Gr. ταινία ribbon + -ITE1: named 1841.] A variety of feldspar occurring in striped crystals.

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1841.  E. Hitchcock, Rep. Geol. Mass., II. 676. Some have proposed for it the name taenite … on account of its resemblance to a ribbon.

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  2.  [ad. Ger. tänit, Reichenbach 1861, f. Gr. ταινία ribbon, from the shape of its crystals.] Nickeliferous iron found in meteorites.

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1868.  Dana, Min., 16. Reichenbach has named … that [alloy of iron and nickel] approaching probably the formula Fe4Ni3. Tænite.

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1883.  Science, I. 464/2. Meteorite fragments are composed of nickeliferous iron, magnetic pyrites, taenite, and silicates.

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