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.

OCHRE designs furniture, lighting & accessories for the interior, the emphasis being on the use of high quality material and craftmanship.

2019年7月3日 · Ochre is a natural pigment made from iron oxide, used by artists for thousands of years. In prehistoric times, ochre was used for art, medicine, and even burials around the world. Ochre changes color from yellow to red by heating, important for …

Ochre, a native earth colored with hydrated iron oxide. It varies in color from pale yellow to deep red, brown, and violet. There are two kinds: one has a clayey basis, while the other is a chalky earth. The former variety is in general the richer and purer in color of the two.

2018年11月20日 · Artists have been painting with ocher, a naturally occurring pigment, for hundreds of thousands of years. Their masterpieces range from prehistoric, ocher-pigmented images on cave walls to...

2019年11月15日 · Ochre is most commonly defined by archaeologists as any iron-rich rock that can be used as a pigment. Most people associate the term with hematite, or red ochre, chemically known as Fe2O3.

Ochre or Ocher is a golden-yellow or light yellowish brown colour. The word is from the Greek ochros, meaning "yellow". Ochre is natural earth pigment containing hydrated iron oxide.

The meaning of OCHER is an earthy usually red or yellow and often impure iron ore used as a pigment.

OCHRE definition: 1. a yellowish-orange colour, or a substance obtained from earth that is used for giving this…. Learn more.

2020年12月10日 · Ochre is the collective name for a range of iron-rich rocks composed of iron oxide, one of the most common minerals found on earth. Deposits are found on every continent, and the colour varies depending on its constituent properties and environment.