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Emerald is a gemstone and a variety of the mineral beryl (Be 3 Al 2 (SiO 3) 6) colored green by trace amounts of chromium or sometimes vanadium. [2] Beryl has a hardness of 7.5–8 on the Mohs scale. [2] Most emeralds have many inclusions, [3] so their toughness (resistance to breakage) is classified as generally poor.
The color pine green is a representation of the average color of the leaves of the trees of a coniferous forest. The color pine green was originally known as pine tree. The first recorded use of pine tree as a color name in English was in 1923. The first recorded use of pine tree as a color name in English was in 1923.
Emerald Green, also known as Paris Green, Scheele's Green, Schweinfurt green and Vienna Green, is a synthetic inorganic compound, made by a reaction of sodium arsenite with copper(II) acetate. While it makes a beautiful rich green, the color of the emerald stone, it is highly toxic , due to a main ingredient, arsenic . [17]
Paris green (copper (II) acetate triarsenite or copper (II) acetoarsenite) is an arsenic -based organic pigment. As a green pigment it is also known as Mitis green, Schweinfurt green, Sattler green, emerald, or Vienna green, Emperor green or Mountain green. It is a highly toxic emerald-green crystalline powder [4] that has been used as a ...
Green is the color between cyan and yellow on the visible spectrum.It is evoked by light which has a dominant wavelength of roughly 495–570 nm.In subtractive color systems, used in painting and color printing, it is created by a combination of yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue ...
The color Persian green is named from the green color of some Persian pottery and is a representation of the color of the mineral malachite. It is a popular color in Iran because the color green symbolizes gardens, nature, heaven, and sanctity. The first recorded use of Persian green as a color name in English was in 1892.
Viridian. Viridian is a blue-green pigment, a hydrated chromium (III) oxide, of medium saturation and relatively dark in value. It is composed of a majority of green, followed by blue. The first recorded use of viridian as a color name in English was in the 1860s. [2] Viridian takes its name from the Latin viridis, meaning "green". [3]
The five intermediary colors (五間色 wǔjiànsè) are formed as combinations of the five elemental colors. These are: 綠 lǜ 'green': The intermediary color of the east, combination of central yellow and eastern blue; 碧 bì 'emerald blue': The intermediary color of the west, combination of eastern blue and western white
Emerald Tablet. The Emerald Tablet, the Smaragdine Table, or the Tabula Smaragdina [a] is a compact and cryptic Hermetic text. [1] It was a highly regarded foundational text for many Islamic and European alchemists. [2] Though attributed to the legendary Hellenistic figure Hermes Trismegistus, the text of the Emerald Tablet first appears in a ...
Muzo refers to a warm, grassy-green emerald, with hints of yellow. Chivor, on the other hand, describes a deeper green color. There are also many other smaller emerald mines in Colombia which produce emeralds of all different grades, but these emeralds are usually of lower quality than the ones extracted from any of the three major mining areas.