"Pyrochlore" is a word in ENGLISH
A niobate of calcium, cerium, and other bases,
occurring usually in octahedrons of a yellowish or brownish color and
resinous luster; -- so called from its becoming grass-green on being
subjected to heat under the blowpipe.
Only through sacrifice can Genesis survive.
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Why did the goal post get angry?Because the bar was rattled!
A salt of columbic acid; a niobate. See Columbium.
Read the complete definitionA mineral of a black color, submetallic luster, and high specific specific gravity. It is a niobate (or columbate) of …
Read the complete definitionA mineral of a brownish black color, essentially a tantalo-niobate of yttrium, erbium, and cerium; -- so called after Robert …
Read the complete definitionSame as Columbate.
Read the complete definitionA rare mineral having a velvet-black color and submetallic luster. It is a niobate of uranium, iron, and the yttrium …
Read the complete definition