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Ochre (/ ˈ oʊ k ər / OH-kər; from Ancient Greek ὤχρα (ṓkhra), from ὠχρός (ōkhrós) 'pale'), iron ochre, or ocher in American English, is a natural clay earth pigment, a mixture of ferric oxide and varying amounts of clay and sand. [2] It ranges in colour from yellow to deep orange or brown.
Golden ochre has been known and widely used as a stable, reliable and inexpensive pigment for any finishing, household and decorative purposes, suitable for painting both interior and exterior work. It does not fade and can withstand almost any weather conditions.
Attic ochre or attic yellow ocher (Latin: Sil atticum) — the historically known variety of ochre, which had a bright lemon yellow color, was considered the best and most expensive type of ochre in Ancient Greece and Rome. Attic ochre was used mainly for high-quality finishing work or decoration of household items.
Iron ochre or iron ocher (Ancient Greek: ὠχρός, pale yellow, orange) refers to at least three iron ore minerals, [1]: 134 common abrasives and pigments with a red-brown or brown-orange hue and the powdery consistency of ocher, were known under such a trivial name. The term “iron ocher” was primarily used among mineral collectors ...
Ochre is a clay that is colored by varying amounts of hematite, varying between 20% and 70%. [9] Red ochre contains unhydrated hematite, whereas yellow ochre contains hydrated hematite (Fe 2 O 3 · H 2 O). The principal use of ochre is for tinting with a permanent color. [9]
Ochre, iron oxide, was the first color of paint. [7] A favored blue pigment was derived from lapis lazuli. Pigments based on minerals and clays often bear the name of the city or region where they were originally mined. Raw sienna and burnt sienna came from Siena, Italy, while raw umber and burnt umber came from Umbria. These pigments were ...
On a chilly day, there’s nothing more comforting than curling up under a cozy blanket with a warm cup of tea. But tea offers much more than just comfort and hydration in cold weather. The world ...
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