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The notion of "green" in modern European languages corresponds to light wavelengths of about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow"). In many languages, the colors described in English as ...
Montagnard (Vietnam) Distribution of ethno-linguistic groups in the Central Highlands of Vietnam. Montagnard (/ ˌmɒn.tənˈjɑːrd /) is an umbrella term for the various indigenous peoples of the Central Highlands of Vietnam. The French term Montagnard ([mɔ̃.ta.ɲaʁ] ⓘ) signifies a mountain dweller, and is a carryover from the French ...
In the 1730s, Carl Linnaeus in his introduction of systematic taxonomy recognized four main human subspecies, termed Americanus (Americans), Europaeus (Europeans), Asiaticus (Asians) and Afer (Africans). The physical appearance of each type is briefly described, including colour adjectives referring to skin and hair colour: rufus "red" and ...
The irises of human eyes exhibit a wide spectrum of colours. Eye color is a polygenic phenotypic trait determined by two factors: the pigmentation of the eye 's iris [ 1 ][ 2 ] and the frequency-dependence of the scattering of light by the turbid medium in the stroma of the iris. [ 3 ]: 9. In humans, the pigmentation of the iris varies from ...
A mixture of other minerals, often including pyrite. Lapis lazuli (UK: / ˌlæpɪs ˈlæz (j) ʊli, ˈlæʒʊ -, - ˌli /; US: / ˈlæz (j) əli, ˈlæʒə -, - ˌli /), or lapis for short, is a deep-blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color.
The Martin scale is an older version of color scale commonly used in physical anthropology to establish more or less precisely the eye color of an individual. It was created by the anthropologist Rudolf Martin in the first half of the 20th century. Later he improved this scale with cooperation of Bruno K. Schultz, leading to the Martin-Schultz ...
The Vietnamese people (Vietnamese: người Việt , lit.'Việt people' or 'Việt humans') or the Kinh people (Vietnamese: người Kinh , lit. 'Metropolitan people'), also recognized as the Viet people[ 67 ] or the Viets, are a Southeast Asian ethnic group native to modern-day Vietnam. They speak Vietnamese, a Vietic language.
Heterochromia iridum. Heterochromia is a variation in coloration most often used to describe color differences of the iris, but can also be applied to color variation of hair [1] or skin. Heterochromia is determined by the production, delivery, and concentration of melanin (a pigment). It may be inherited, or caused by genetic mosaicism ...