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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.
Purple loosestrife (Lythrum salicaria) naturalized in Pennsylvania. Lythrum salicaria is native to Europe, temperate Asia and northwest Africa. It is also naturalized in many temperate parts of the world, including parts of southern Africa, North America, and South America.
In common English usage, purple is a range of hues of color occurring between red and blue. However, the meaning of the term purple is not well defined. There is confusion about the meaning of the terms purple and violet even among native speakers of English.
Dioscorea alata – also called purple yam, ube ( / ˈuːbɛ, - beɪ / ), or greater yam, among many other names – is a species of yam (a tuber ). The tubers are usually a vivid violet - purple to bright lavender in color (hence the common name), but some range in color from cream to plain white. It is sometimes confused with taro and the ...
Han purple and Han blue (also called Chinese purple and Chinese blue) are synthetic barium copper silicate pigments developed in China and used in ancient and imperial China from the Western Zhou period (1045–771 BC) until the end of the Han dynasty (circa 220 AD).
Fumaria purpurea, known as purple ramping-fumitory, is an annual flowering herbaceous plant in the poppy family which is endemic to the British Isles.
Lamium purpureum, known as red dead-nettle, purple dead-nettle, or purple archangel, is an annual herbaceous flowering plant native to Europe and Asia but it can also be found in North America.
Purpurite is a manganese phosphate mineral with the formula MnPO 4, with varying amounts of iron depending upon its source. It occurs in color ranges from brownish black via purple and violet to dark red. [3] Purpurite forms a series with the iron-bearing endmember heterosite, FePO 4. [4]
In heraldry, purpure (/ ˈ p ɜːr p j ʊər /) is a tincture, equivalent to the colour purple, and is one of the five main or most usually used colours (as opposed to metals).
Syntactic foam, shown by scanning electron microscopy, consisting of glass microspheres within a matrix of epoxy resin. Syntactic foams are composite materials synthesized by filling a metal, polymer, [1] cementitious or ceramic matrix with hollow spheres called microballoons [2] or cenospheres or non-hollow spheres (e.g. perlite) as aggregates.