"red secondary hues. ‘Rose de France’ is defined by its markedly light shade of the purple, reminiscent of a lavender/lilac shade. These pale colors, were once considered undesirable but have recently become popular due to intensive marketing. Green quartz is sometimes incorrectly called green amethyst, which is a misnomer and not an appropriate name for the material, the proper terminology being prasiolite. Other names for green quartz are vermarine or lime citrine. Of very variable intensity, the color of amethyst is often laid out in stripes parallel to the final faces of the crystal. One aspect in the art of"
"varieties tend to be macrocrystalline. Chalcedony is a cryptocrystalline form of silica consisting of fine intergrowths of both quartz, and its monoclinic polymorph moganite. Other opaque gemstone varieties of quartz, or mixed rocks including quartz, often including contrasting bands or patterns of color, are agate, carnelian or sard, onyx, heliotrope, and jasper. Amethyst is a form of quartz that ranges from a bright to dark or dull purple color. The world's largest deposits of amethysts can be found in Brazil, Mexico, Uruguay, Russia, France, Namibia and Morocco. Sometimes amethyst and citrine are found growing in the same crystal. It is"
"Artemisia (genus) Artemisia is a large, diverse genus of plants with between 200 and 400 species belonging to the daisy family Asteraceae. Common names for various species in the genus include mugwort, wormwood, and sagebrush. ""Artemisia"" comprises hardy herbaceous plants and shrubs, which are known for the powerful chemical constituents in their essential oils. ""Artemisia"" species grow in temperate climates of both hemispheres, usually in dry or semiarid habitats. Notable species include ""A. vulgaris"" (common mugwort), ""A. tridentata"" (big sagebrush), ""A. annua"" (sagewort), ""A. absinthium"" (wormwood), ""A. dracunculus"" (tarragon), and ""A. abrotanum"" (southernwood). The leaves of many species are covered"
"red. This is not true violet, for it does not match the color of a single wavelength shorter than that of blue light. The color's name is derived from the violet flower. Violet and purple look similar, but violet is a spectral color, with its own set of wavelengths on the spectrum of visible light. Purple is a dichromatic color, made by combining blue and red. Amethyst is a notable violet crystal, its colour arising from iron and other trace elements in quartz. In history, violet and purple have long been associated with royalty and majesty. The emperors of Rome"
"Brimeura amethystina Brimeura amethystina, the amethyst hyacinth, is a flowering plant of the asparagus family Asparagaceae, native to the Northern Pyrenees and north east Spain. The record from the Kapela mountain (Croatia) by Reichenbach (1830) is probably a confusion with some ""Hyacinthella"" taxon growing in the Balkan area. The amethyst hyacinth, a small bulbous herbaceous perennial to , it has narrow grass-like leaves, and widely-spaced bell flowers in shades of pale blue, dark blue or violet in Spring. There is also a white cultivar ‘Alba’. It was formerly placed in the hyacinth genus ""Hyacinthus"". The Latin specific epithet ""amethystina"" means"
"Ametrine Ametrine, also known as trystine or by its trade name as bolivianite, is a naturally occurring variety of quartz. It is a mixture of amethyst and citrine with zones of purple and yellow or orange. Almost all commercially available ametrine is mined only in Bolivia. The colour of the zones visible within ametrine are due to differing oxidation states of iron within the crystal. The different oxidation states occur due to there being a temperature gradient across the crystal during its formation. Artificial ametrine can be created by differential heat treatment of amethyst. Legend has it that ametrine was"
"Amethyst (Steven Universe) Amethyst is a fictional character from the animated television series ""Steven Universe"", created by Rebecca Sugar. She is voiced by Michaela Dietz. She is a ""Gem,"" a fictional alien being that exists as a magical gemstone projecting a holographic body, and one of the four ""Crystal Gems"" at the beginning of a series, a group of Gems who dedicate their lives to defending Earth. Her story arcs throughout the series mostly focus on overcoming her low self-esteem, which is mostly due to her feeling physically and intellectually inferior to other Gems. Amethyst's look was redesigned between the"
"comes from Russia, especially from near Mursinka in the Ekaterinburg district, where it occurs in drusy cavities in granitic rocks. Many localities in south India yield amethyst. One of the largest global amethyst producers is Zambia in southern Africa with an annual production of about 1000 tons. Amethyst occurs at many localities in the United States. Among these may be mentioned: the Mazatzal Mountain region in Gila and Maricopa Counties, Arizona; Red Feather Lakes, near Ft Collins, Colorado; Amethyst Mountain, Texas; Yellowstone National Park; Delaware County, Pennsylvania; Haywood County, North Carolina; Deer Hill and Stow, Maine and in the Lake"
"its variations are not found in classical sources. However, the titan Rhea does present Dionysus with an amethyst stone to preserve the wine-drinker's sanity in historical text. Tibetans consider amethyst sacred to the Buddha and make prayer beads from it. Amethyst is considered the birthstone of February. In the Middle Ages, it was considered a symbol of royalty and used to decorate English regalia. In the Old World, amethyst was considered one of the Cardinal gems, in that it was one of the five gemstones considered precious above all others, until large deposits were found in Brazil. Amethyst is produced"
"Hippeastrum Hippeastrum () is a genus of about 90 species and over 600 hybrids and cultivars of perennial herbaceous bulbous plants. They generally have large fleshy bulbs and tall broad leaves, generally evergreen, and large red or purple flowers. ""Hippeastrum"" is a genus in the family Amaryllidaceae (subfamily Amaryllidoideae, tribe Hippeastreae, and subtribe Hippeastrineae). The name ""Hippeastrum"", given to it by William Herbert, means ""Knight's-star-lily"", although precisely what Herbert meant by the name is not certain. For many years there was confusion among botanists over the generic names ""Amaryllis"" and ""Hippeastrum"", one result of which is that the common name"
"""lavender"" in a basic purple color chart. The color amethyst is a moderate, transparent violet. Its name is derived from the stone amethyst, a form of quartz. The first recorded use of ""amethyst"" as a color name in English was in 1572. Though the color of natural amethyst varies from purple to yellow, the amethyst color referred to here is the moderate purple color most commonly associated with amethyst stones. There is disagreement as to the cause of the purple color of the amethyst stone. Some believe that the color is due to the presence of manganese, while others have"
"“violet coloured”. In cultivation in the UK this plant has gained the Royal Horticultural Society’s Award of Garden Merit. Brimeura amethystina Brimeura amethystina, the amethyst hyacinth, is a flowering plant of the asparagus family Asparagaceae, native to the Northern Pyrenees and north east Spain. The record from the Kapela mountain (Croatia) by Reichenbach (1830) is probably a confusion with some ""Hyacinthella"" taxon growing in the Balkan area. The amethyst hyacinth, a small bulbous herbaceous perennial to , it has narrow grass-like leaves, and widely-spaced bell flowers in shades of pale blue, dark blue or violet in Spring. There is also"
"'Royal Dutch', there are five types that are commonly sold; 'Trumpets', as the name suggests, have flared, tube-shaped flowers. Single, double, and miniature bulbs are the ones typically sold by nurseries and other stores for the holidays in December and for Valentine's Day and Easter. Of the commercially available ""Hippeastrum"" species, sometimes sold as 'exotic' amaryllis, ""Hippeastrum cybister"" has extremely thin petals often described as spider-like. The miniature evergreen ""Hippeastrum papilio"" or 'Butterfly Amaryllis' whose petals resemble a butterfly (papilio) has a unique color and pattern with broad rose-burgundy center stripes and striations of pale green on the upper petals"
"Dearest ring A dearest ring is a Victorian style romantic ring with seven different types of gemstone. The term ""dearest"" is an acronym, encompassing the different types of stone on the ring. These are: Similarly the Victorian lettering of rings is seen in the form of ""Regard"" (Ruby, Emerald, Garnet, Amethyst, Ruby and Diamond) and less commonly, as ""Adore"" (Amethyst, Diamond, Opal, Ruby, Emerald). Traditionally these rings though seen as romantic and tokens of ones love, were not given as engagement rings. In terms of design the most common forms are either as a straight line with stones arranged to"
"often carved from it. In his poem ""L'Amethyste, ou les Amours de Bacchus et d'Amethyste"" (Amethyst or the loves of Bacchus and Amethyste), the French poet Remy Belleau (1528–1577) invented a myth in which Bacchus, the god of intoxication, of wine, and grapes was pursuing a maiden named Amethyste, who refused his affections. Amethyste prayed to the gods to remain chaste, a prayer which the chaste goddess Diana answered, transforming her into a white stone. Humbled by Amethyste's desire to remain chaste, Bacchus poured wine over the stone as an offering, dyeing the crystals purple. Variations of the story include"
"then referred to as ametrine. An amethyst is formed when there is iron in the area where it was formed. Blue quartz contains inclusions of fibrous magnesio-riebeckite or crocidolite. Inclusions of the mineral dumortierite within quartz pieces often result in silky-appearing splotches with a blue hue, shades giving off purple and/or grey colors additionally being found. ""Dumortierite quartz"" (sometimes called ""blue quartz"") will sometimes feature contrasting light and dark color zones across the material. Interest in the certain quality forms of blue quartz as a collectible gemstone particularly arises in India and in the United States. Citrine is a variety"
"was left on Earth as an infant. This name, however, was then in use by another DC teen hero, Beast Boy. Dan Mishkin decided on ""Amethyst"" as a replacement, which in turn inspired the jewel-themed naming of other characters in the series and the nature of Gemworld as a whole. Amethyst first appeared as a special insert in ""The Legion of Super-Heroes"" #298 (April 1983). Her original story began shortly afterward in the twelve-issue ""Amethyst: Princess of Gemworld"" limited series in 1983, written and created by Dan Mishkin and Gary Cohn with Ernie Colón as the artist. The initial 12-issue"
"her experience as an adoptee informs her performance of Amethyst in this respect. Her character arc centers on coming to accept the burden of responsibility, and overcoming her poor self-image arising from her smaller stature and ""defective"" creation. Amethyst (Steven Universe) Amethyst is a fictional character from the animated television series ""Steven Universe"", created by Rebecca Sugar. She is voiced by Michaela Dietz. She is a ""Gem,"" a fictional alien being that exists as a magical gemstone projecting a holographic body, and one of the four ""Crystal Gems"" at the beginning of a series, a group of Gems who dedicate"
"variety, from Volpino, near Bergamo, in Lombardy, as vulpinite; the latter is cut and polished for ornamental purposes. A semi-transparent light blue-grey variety from Peru is referred to by the trade name angelite. The Catalyst Science Discovery Centre, Widnes, England, has a relief carving of an anhydrite kiln, made from a piece of anhydrite, for the United Sulphuric Acid Corporation. Anhydrite Anhydrite is a mineral—anhydrous calcium sulfate, CaSO. It is in the orthorhombic crystal system, with three directions of perfect cleavage parallel to the three planes of symmetry. It is not isomorphous with the orthorhombic barium (baryte) and strontium (celestine)"
"Amethyst, Princess of Gemworld Amethyst: Princess of Gemworld is a character and a superhero created by Dan Mishkin, Gary Cohn and Ernie Colón for the comic book series of the same name published by DC Comics in the 1980s. The series tells the story of a teenage girl named Amy Winston who discovers that she is the orphaned princess of the magical Gemworld. Amy learns that an evil ruler called Dark Opal is out to destroy her and travels to Gemworld to overthrow him. Amethyst's premise was initially pitched to DC Comics under the name Changeling, as its main character"
"Superior region of Minnesota, Wisconsin and Michigan. Amethyst is relatively common in the Canadian provinces of Ontario and Nova Scotia. The largest amethyst mine in North America is located in Thunder Bay, Ontario. Up until the 18th century, amethyst was included in the cardinal, or most valuable, gemstones (along with diamond, sapphire, ruby, and emerald). However, since the discovery of extensive deposits in locations such as Brazil, it has lost most of its value. Collectors look for depth of color, possibly with red flashes if cut conventionally. As amethyst is readily available in large structures the value of the gem"
"a common formula of XY(Si,Al)O, where X and Y are both cations, with X typically bigger than Y; the pyroxenes are single-chain silicates that crystallize in either the orthorhombic or monoclinic crystal systems. Finally, a mineral variety is a specific type of mineral species that differs by some physical characteristic, such as colour or crystal habit. An example is amethyst, which is a purple variety of quartz. Two common classifications, Dana and Strunz, are used for minerals; both rely on composition, specifically with regards to important chemical groups, and structure. James Dwight Dana, a leading geologist of his time, first"
"colour and shape for long periods. ""Helichrysum italicum"" (synonym ""Helichrysum angustifolium"") is steam distilled to produce a yellow-reddish essential oil popular in fragrance for its unique scent, best described as a mixture of burnt sugar and ham. The epithet ""angustifolium"" means narrow leaved. It is commonly misspelled as ""augustifolium"". Helichrysum The genus Helichrysum consists of an estimated 600 species of flowering plants in the sunflower family (Asteraceae). The type species is ""Helichrysum orientale"". The name is derived from the Greek words (, to turn around) and (, gold). It occurs in Africa (with 244 species in South Africa), Madagascar, Australasia"
"girl, and pits her against monsters reminiscent of stock and classic video game antagonists. Amethyst, Princess of Gemworld Amethyst: Princess of Gemworld is a character and a superhero created by Dan Mishkin, Gary Cohn and Ernie Colón for the comic book series of the same name published by DC Comics in the 1980s. The series tells the story of a teenage girl named Amy Winston who discovers that she is the orphaned princess of the magical Gemworld. Amy learns that an evil ruler called Dark Opal is out to destroy her and travels to Gemworld to overthrow him. Amethyst's premise"
"as it tends to stunt their growth; accordingly it is not considered to be a good companion plant. Artemisia absinthium also self-seeds generously. It is naturalised in some areas away from its native range, including much of North America and Kashmir Valley of India. This plant, and its cultivars 'Lambrook Mist' and 'Lambrook Silver' have gained the Royal Horticultural Society's Award of Garden Merit. These two short cultivars are very similar and more silver than typical British absinthium material and probably derive from southern Europe. 'Lambrook Silver' is the earliest of these cultivars having been selected in the late 1950s"
"order prism produce asterism. Some Thai star sapphires may contain both hematite and rutile needles forming a 12-ray star. However, since rutile is always present in star gemstones, they are almost never completely transparent. A distinction can be made between two types of asterism: Asterism (gemology) Asterism (from ""star""), the property of a star stone (asteria), is the phenomenon of gemstones exhibiting a star-like concentration of reflected or refracted light when cut ""en cabochon"" (shaped and polished rather than faceted). The archetypal asteria is the star sapphire, generally corundum with near uniform impurities which is bluish-grey and milky or opalescent,"
"the various species, which were determined by the mineral's geological environment when formed. Changes in the temperature, pressure, or bulk composition of a rock mass cause changes in its minerals. Within a mineral species there may be variation in physical properties or minor amounts of impurities that are recognized by mineralogists or wider society as a mineral ""variety"", for example amethyst, a purple variety of the mineral species quartz. Minerals can be described by their various physical properties, which are related to their chemical structure and composition. Common distinguishing characteristics include crystal structure and habit, hardness, lustre, diaphaneity, colour, streak,"
"replaced by a fluoride, a chloride, or an oxide ion. Because of the variable chemistry, there are over 80 species of amphibole, although variations, as in the pyroxenes, most commonly involve mixtures of Ca, Fe and Mg. Several amphibole mineral species can have an asbestiform crystal habit. These asbestos minerals form long, thin, flexible, and strong fibres, which are electrical insulators, chemically inert and heat-resistant; as such, they have several applications, especially in construction materials. However, asbestos are known carcinogens, and cause various other illnesses, such as asbestosis; amphibole asbestos (anthophyllite, tremolite, actinolite, grunerite, and riebeckite) are considered more dangerous"
"showing the greatest species diversity. Gethyllis Gethyllis (probably from Greek """"gethyon"""", bulb), commonly called Kukumakranka, Koekemakranka, or Kroekemakrank, is a genus of bulbous plant in the Amaryllid family with some 33 accepted species.. It is native to the Sandveld of the Cape Province and Transvaal and Orange Free State of South Africa, as well as from Botswana and Namibia. The fragrant, solitary, white flower appears at Christmas-time. Flowering is well-synchronised to increase the odds of cross-pollination, the genus being incapable of self-fertilisation. Triggering of mass flowering is thought to result from a sudden change in barometric pressure. Some three months"
"available information. (See also Phylogeny of Melanthieae.) ""Amianthium"" species which have been placed in other genera include: Amianthium Amianthium is a North American genus of perennial plants growing from bulbs. It contains the single known species Amianthium muscitoxicum, known in English as fly poison from a literal translation of the Latin epithet ""muscitoxicum"", and is noted for its pretty flowers and its toxic alkaloid content. While all parts of the plant are poisonous, the bulb is particularly toxic. The scientific epithet was given to it by Thomas Walter when he published his ""Flora Caroliniana"" in 1788. The bulb was mixed"
"cm. It carries one or two almost translucent, greenish yellow flowers. The sepals and the shorter petals taper off into five long, narrow shoots. Some give an agreeable, sweet scent in the evening or early morning. Aeranthes Aeranthes, abbreviated Aerth in the horticultural trade, is an orchid genus with 47 species, mostly from shady, tropical humid forests in Zimbabwe, Madagascar and islands in the Western Indian Ocean. The name ""aeranthes"" means 'aerial flower', because it grows high in the air. ""Aeranthes"" has a single short, erect, monopodial stem. The leathery, shining, opposite leaves are arranged in two rows of five"
"Nephrite Nephrite is a variety of the calcium, magnesium, and iron-rich amphibole minerals tremolite or actinolite (aggregates of which also make up one form of asbestos). The chemical formula for nephrite is Ca(Mg, Fe)SiO(OH). It is one of two different mineral species called jade. The other mineral species known as jade is jadeite, which is a variety of pyroxene. While nephrite jade possesses mainly grays and greens (and occasionally yellows, browns or whites), jadeite jade, which is rarer, can also contain blacks, reds, pinks and violets. Nephrite jade is an ornamental stone used in carvings, beads, or cabochon cut gemstones."
"are over 400 species. Selected species of ""Acantholimon"" include: Acantholimon Acantholimon (prickly thrift) is a genus of small flowering plants within the plumbago or leadwort family, Plumbaginaceae. They are distributed from southeastern Europe to central Asia and also in South America, but also cultivated elsewhere in rock gardens. The evergreen subshrubs are generally cushion to mat-forming, with densely tufted shoots bearing mostly awl (long, pointed spike) to needle or grass-like, prickle to spine-tipped hard-textured leaves. They have shortish, simple or branched flower stems which can be loose or dense. The summer-borne flowers are composed of a funnel-shaped calyx, usually with"