Ochre

Ochre is a natural clay earth pigment that has a mixture of ferric oxide and varying amounts of clay and sand.
It can range in color from yellow to deep orange or brown, depending on the amount of iron oxide-hydroxide (limonite) and other minerals it contains.

Ochre is one of the oldest known pigments used by humans for painting, dyeing, and decorating.
Ochre can also have different hues, such as red ochre (hematite-rich), purple ochre (larger particle size), sienna (manganese-rich), and umber (darker brown).

Ochre is a versatile and earthy color that can evoke warmth, nature, and history.

It is a natural clay earth pigment that has a yellow to deep orange or brown color.

Ochre is made of iron oxide and varying amounts of clay and sand.

Ochre is one of the oldest known pigments used by humans for painting and other purposes.

Some examples of ochre color in life are:

• The clay hills of Roussillon, Vaucluse, in Provence, France, which have been an important source of ochre pigment since the 18th century.
• Painted Cliffs, sandstone stained with iron oxide forming an intricate pattern, Maria Island National Park, Tasmania, Australia.
• Mars' red soil, rich in iron oxide and gives the planet its distinctive color.
• The Golden Gate Bridge, painted with a reddish-orange hue called "international orange" that resembles ochre.
• The saffron robes of Buddhist monks, which are dyed with natural plant materials that produce a yellow-orange color similar to ochre.
• The skin and fur of animals, such as lions, tigers, foxes, and orangutans, which have ochre tones that help them blend in with their environment.
• Ceramic and wall paintings from ancient civilizations, such as Egypt, Greece, Rome, China, and India, where ochre used was as a common pigment for art and decoration.