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Color psychology is the study of hues as a determinant of human behavior. Color influences perceptions that are not obvious, such as the taste of food. Colors have qualities that can cause certain emotions in people. [1] How color influences individuals may differ depending on age, gender, and culture. [2]
Amethyst is a purple variety of quartz (SiO 2) and owes its violet color to irradiation, impurities of iron (Fe 3+) and in some cases other transition metals, and the presence of other trace elements, which result in complex crystal lattice substitutions. The irradiation causes the iron Fe 3+
Today, purple symbolizes evil and infidelity in Japan, but the same is symbolized by blue in East Asia and by yellow in France. Additionally, the sacred color of Hindu and Buddhist monks is orange. The Renaissance was also a time in which black and purple were colors of mourning.
In formal color theory, purple colors often refer to the colors on the line of purples on the CIE chromaticity diagram (or colors that can be derived from colors on the line of purples), i.e., any color between red and violet, not including either red or violet themselves.
In optics, violet is a spectral color (referring to the color of different single wavelengths of light), whereas purple is the color of various combinations of red and blue (or violet) light, some of which humans perceive as similar to violet.
Liturgical colours are specific colours used for vestments and hangings within the context of Christian liturgy. The symbolism of violet, blue, white, green, red, gold, black, rose and other colours may serve to underline moods appropriate to a season of the liturgical year or may highlight a special occasion.
The term porphyry is from the Ancient Greek πορφύρα (porphyra), meaning "purple". Purple was the colour of royalty, and the Roman "imperial porphyry" was a deep purple igneous rock with large crystals of plagioclase .
Some ancient and medieval alchemical texts leave clues to the physical appearance of the stone of the philosophers, specifically the red stone. It is often said to be orange (saffron coloured) or red when ground to powder. Or in a solid form, an intermediate between red and purple, transparent and glass-like.
Mauve (/ ˈ m oʊ v / ⓘ, mohv; / ˈ m ɔː v / ⓘ, mawv) is a pale purple color named after the mallow flower (French: mauve). The first use of the word mauve as a color was in 1796–98 according to the Oxford English Dictionary, but its use seems to have been rare before 1859.
Tyrian purple (Ancient Greek: πορφύρα porphúra; Latin: purpura), also known as royal purple, imperial purple, or imperial dye, is a reddish-purple natural dye. The name Tyrian refers to Tyre, Lebanon, once Phoenicia.