Definition of Fergusonite

1. Noun. A dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals.




Definition of Fergusonite

1. n. A mineral of a brownish black color, essentially a tantalo- niobate of yttrium, erbium, and cerium; -- so called after Robert Ferguson.

Definition of Fergusonite

1. Noun. A mineral composed of oxides of various rare earth elements. ¹

¹ Source: wiktionary.com

Medical Definition of Fergusonite

1. A mineral of a brownish black colour, essentially a tantalo-niobate of yttrium, erbium, and cerium; so called after Robert Ferguson. Source: Websters Dictionary (01 Mar 1998)

Fergusonite Pictures

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Lexicographical Neighbors of Fergusonite

ferd
ferding
ferdings
ferdness
ferds
fere
ferede
ferer
feres
ferest
feretories
feretory
ferforth
ferforthly
fergit
fergusonite (current term)
fergusonites
feria
feriae
ferial
ferias
feriation
ferine
ferior
ferities
ferity
ferk
ferklempt
ferlie
ferlied

Literary usage of Fergusonite

Below you will find example usage of this term as found in modern and/or classical literature:

1. Rock Minerals: Their Chemical and Physical Characters and Their by Joseph Paxson Iddings (1911)
"fergusonite occurs in granite at Rockport, Mass.; with allanite at Amelia Court House, Va.; in the granite pegmatite in Llano Co.. Texas, with gadolinite ..."

2. Treatise on Mineralogy: Second Part, Consisting of Descriptions of the by Charles Upham Shepard (1835)
"... fergusonite. Secondary form. Fig. 196. a on s - 100° 30' | zom' - 159° Cleavage, traces parallel to *. ..."

3. Hand-book of Chemistry by Leopold Gmelin, Henry Watts (1850)
"fergusonite.—6(YO; CeO; ThO), TaO'. Crystalline system, the square prismatic. Specific gravity from 5'8 to 5'86. Brownish black; translucent in thin ..."

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