Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of ferruginous is as below...

Cascalho :: Cascalho (n.) A deposit of pebbles, gravel, and ferruginous sand, in which the Brazilian diamond is usually found..

Ferruginous :: Ferruginous (a.) Resembling iron rust in appearance or color; brownish red, or yellowish red..

Nigrine :: Nigrine (n.) A ferruginous variety of rutile.

Sinopite :: Sinopite (n.) A brickred ferruginous clay used by the ancients for red paint.

Ferrugineous :: Ferrugineous (a.) Ferruginous.

Gossan :: Gossan (n.) Decomposed rock, usually reddish or ferruginous (owing to oxidized pyrites), forming the upper part of a metallic vein..

Marmatite :: Marmatite (n.) A ferruginous variety of shalerite or zinc blende, nearly black in color..

Ochre :: Ochre (n.) A impure earthy ore of iron or a ferruginous clay, usually red (hematite) or yellow (limonite), -- used as a pigment in making paints, etc. The name is also applied to clays of other colors..

Beauxite :: Beauxite (n.) A ferruginous hydrate of alumina. It is largely used in the preparation of aluminium and alumina, and for the lining of furnaces which are exposed to intense heat..

Argillo-ferruginous :: Argillo-ferruginous (a.) Containing clay and iron.

Sinople :: Sinople (n.) Ferruginous quartz, of a blood-red or brownish red color, sometimes with a tinge of yellow..

Ferruginous :: Ferruginous (a.) Partaking of iron; containing particles of iron.

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