Search results
Results from the WOW.Com Content Network
Some rubies have the color shown below as rich carmine. The deep dark red color shown at right as carmine is the color of the raw unprocessed pigment, but lighter, richer, or brighter colors are produced when the raw pigment is processed, some of which are shown below. The first recorded use of carmine as a color name in English was in 1523. [2]
Carmine (/ ˈ k ɑːr m ə n, ˈ k ɑːr m aɪ n /) – also called cochineal (when it is extracted from the cochineal insect), cochineal extract, crimson lake, or carmine lake – is a pigment of a bright-red color obtained from the aluminium complex derived from carminic acid. [2] Specific code names for the pigment include natural red 4, C.I ...
Carmine lake is an aluminium or aluminium-tin lake of cochineal extract, and crimson lake is prepared by striking down an infusion of cochineal with a 5 percent solution of alum and cream of tartar. Purple lake is prepared like carmine lake with the addition of lime to produce the deep purple tone.
Carmine is a pigment of a bright-red color. Carmine may also refer to: Carmine (color), deep red colors; Carmine (given name) Carmine (surname) Carmine, Texas; Carmine Church, Carrara, Italy; Carmine Lake, a livery of LMS; Carmine Quartet, the chamber music group; Indigo carmine, a salt of indigo; Northern carmine bee-eater; Southern carmine ...
Indigo carmine, or 5,5′-indigodisulfonic acid sodium salt, is an organic salt derived from indigo by aromatic sulfonation, which renders the compound soluble in water. Like indigo, it produces a blue color , and is used in food and other consumables , cosmetics, and as a medical contrast agent and staining agent; it also acts as a pH indicator .
The default Vector skin has a selection in the tools menu at the top-right for 'Printable version'. This printable version is often misunderstood, as it is not exactly a print preview. It does not show page numbers, headers and footers applied by your browser. For a proper print preview, use the one supplied by your browser.
Upgrade to a faster, more secure version of a supported browser. It's free and it only takes a few moments:
The yellow color of certain lichens, particularly in the family Teloschistaceae (here Variospora thallincola), is due to the presence of anthraquinones. [2]Natural pigments that are derivatives of anthraquinone are found, inter alia, in aloe latex, senna, rhubarb, and cascara buckthorn, fungi, lichens, and some insects.