01 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.…
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1.
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.(Min.)
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2.
The color of ocher{1}, varying around orange, from more yellowish to more reddish in tint.