Acicular crystals, resembling rutile in appearance, ` sometimes penetrate crystals of pale-coloured amethyst, for instance, at Wolf's Island in Lake Onega in Russia: this form of the mineral has long been known as onegite, and the crystals enclosing it are cut for ornamental purposes under the name of "Cupid's darts" (fleches d'amour).
Amethyst is the birthstone for February.
He knelt in front of her, gazing into amethyst eyes that openly adored him.
Other precious stones, including the sapphire, emerald, oriental emerald, ruby, opal, amethyst, garnet, chrysolite, topaz, cairngorm, onyx, zircon, &c., have been found in the gold and tin bearing drifts and river gravels in numerous localities throughout the states.
Felipa pulled the hair up and used combs with amethyst jewels on them, giving the impression of long hair.
Finally Alondra guided an Amethyst necklace around Carmen's neck.
"Oh!" she exclaimed, her amethyst eyes unusually large.
That amethyst gaze openly displayed every emotion.
He's always talking about her amethyst eyes.
He says blond hair and amethyst eyes are a killer combination.
AMETHYST, a violet or purple variety of quartz used as an ornamental stone.
It was held that wine drunk out of a cup of amethyst would not intoxicate.
The colour of amethyst is usually attributed to the presence of manganese, but as it is capable of being much altered and even discharged by heat it has been referred by some authorities to an organic source.
On exposure to heat, amethyst generally becomes yellow, and much of the cairngorm or yellow quartz of jewellery is said to be merely "burnt amethyst."
In consequence of this composite formation, amethyst is apt to break with a rippled fracture, or to show "thumb markings," and the intersection of two sets of curved ripples may produce on the fractured surface a pattern something like that of "engine turning."
Brewster, apply the name of amethyst to all quartz which exhibits this structure, regardless of its colour.
The amethyst was used as a gem-stone by the ancient Egyptians, and was largely employed in antiquity for intaglios.
Beads of amethyst are found in Anglo-Saxon graves in England.
Amethyst is a very widely distributed mineral, but fine clear ï¿½ specimens fit for cutting as ornamental stones are confined to comparatively few localities.
Many of the hollow agates of Brazil and Uruguay contain a crop of amethyst-crystals in the interior.
Much fine amethyst comes from Russia, especially from near Mursinka in the Ekaterinburg district, where it occurs in drusy cavities in granitic rocks.
Many localities in India yield amethyst; and it is found also in Ceylon, chiefly as pebbles.
Purple corundum, or sapphire of amethystine tint, is called Oriental amethyst, but this expression is often applied by jewellers to fine examples of the ordinary amethystine quartz, even when not derived from Eastern sources.
Other valuable stones, the topaz, chrysolite, aquamarine amethyst and tourmaline are found.
The vessels contained a dark dust, apparently disintegrated ashes, small pieces of bone, and a number of small pieces of jewelry in gold, silver, white and red cornelian, amethyst, topaz, garnet, coral and crystal.
Other precious stones found are chalcedony, garnet, jacinth, amethyst, carnelian, agate, rock-crystals, &c. Amber is found at Magura in Zsepes, while fine marble quarries are found in the counties of Esztergom, Komarom, Veszprem and Szepes.
By fusing iron with saltpetre and extracting the melt with water, or by adding a solution of ferric nitrate in nitric acid to strong potash, an amethyst or purple-red solution is obtained which contains potassium ferrate.
A peculiar rippled or "thumb-marked" fracture is sometimes to be seen, especially in amethyst, and is due to repeated intergrowths of rightand left-handed material.
Further, these varieties may be of almost any colour, whereas transparent crystals have only a limited range of colour, being either colourless (rock-crystal), violet (amethyst), brown (smoky quartz) or yellow (citrine).
For particulars respecting the special characters, modes of occurrence and localities of the more important varieties of quartz, reference may be made to the following articles: AGATE, AMETHYST, AVENTURINE, BLOODSTONE, CAIRNGORM, CARNELIAN, CAT'S-EYE, CHALCEDONY, CHRYSOPRASE, FLINT,HELIOTROPE,JASPER, MOCHASTONE, ONYX, ROCK-CRYSTAL, SARD, SARDONYX.
Many semi-precious and precious stones are found in Utah, including garnet (long sold to tourists by the Navaho Indians), amethyst, jasper, topaz, tourmaline, opal, variscite (or " Utahlite "), malachite, diopside and Smithsonite.
Manganese salts can be detected by the amethyst colour they impart to a borax-bead when heated in the Bunsen flame, and by the green mass formed when they are fused with a mixture of sodium carbonate and potassium nitrate.
Amethyst occurs at many localities in the United States, but rarely fine enough for use in jewellery.
Among these may be mentioned Amethyst Mountain, Texas; Yellowstone National Park; Delaware Co., Pennsylvania; Haywood Co., North Carolina; Deer Hill, and Stow, Maine.