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 …

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

2019年7月3日 · Ochre is the earliest known pigment used by humans to paint our world--perhaps as long ago as 300,000 years. Other documented or implied uses are as medicines, as a …

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

2023年2月19日 · In this article, we explore the fascinating history and properties of yellow ocher, from its origin as a natural earth pigment to its use in contemporary art. We will also examine …

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 …

ochre, a native earth coloured with hydrated iron oxide. It varies in colour from pale yellow to deep red, brown, and violet. There are two kinds: one has a clayey basis, while the other is a chalky …

any of a class of natural earths, mixtures of hydrated oxide of iron with various earthy materials, ranging in color from pale yellow to orange and red, and used as pigments. the color of this, …

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.

1. any of a class of natural earths, mixtures of hydrated oxide of iron with various earthy materials, ranging in color from pale yellow to orange and red, and used as pigments. 2. the color of this; …