What is the meaning of YTT. Phrases containing YTT
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Acronyms & AI meanings
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YTT
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n.
A tantalate of uranium, yttrium, and calcium, of a brown or black color.
a.
A rare mineral having a velvet-black color and submetallic luster. It is a niobate of uranium, iron, and the yttrium and cerium metals.
n.
A rare metallic element, of uncertain identification, supposed to exist in certain minerals, as gadolinite and samarskite, with other rare ytterbium earth. Symbol Tr or Tb. Atomic weight 150.
a.
Bearing or containing yttrium or the allied elements; as, gadolinite is one of the yttriferous minerals.
n.
A rare element of the boron group, sometimes associated with yttrium or other related elements, as in euxenite and gadolinite. Symbol Yb; provisional atomic weight 173.2. Cf. Yttrium.
n.
The oxide, Y2O3, or earth, of yttrium.
n.
A mineral of a violet-blue color, inclining to gray and white. It is a hydrous fluoride of cerium, yttrium, and calcium.
a.
Same as Yttric.
a.
Pertaining to, or derived from, ytterbium; containing ytterbium.
n.
A native phosphate of yttrium occurring in yellowish-brown tetragonal crystals.
n.
See Yttria.
a.
Pertaining to, derived from, or containing, yttrium.
n.
See Yttrium.
n.
A mineral of a brownish black color, related to titanite in form. It consists chiefly of silica, titanium dioxide, lime, and yttria.
n.
A supposed rare element, said to be associated with cerium, yttrium, etc., in the mineral samarskite, and more recently called samarium. Symbol Dp. See Samarium.
n.
A rare metallic element associated with several other rare elements in the mineral gadolinite from Ytterby in Sweden. Symbol Er. Atomic weight 165.9. Its salts are rose-colored and give characteristic spectra. Its sesquioxide is called erbia.
n.
A rare metallic element of the boron-aluminium group, found in gadolinite and other rare minerals, and extracted as a dark gray powder. Symbol Y. Atomic weight, 89.
n.
A mineral of a brownish black color, essentially a tantalo-niobate of yttrium, erbium, and cerium; -- so called after Robert Ferguson.
n.
A brownish black mineral with a metallic luster, found in Norway. It contains niobium, titanium, yttrium, and uranium, with some other metals.
n.
Alt. of Yttro-tantalite
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