amethyst

Semiprecious, pale mauve to deep purple form of QUARTZ. Amethysts turn golden-yellow with HEAT TREATMENT to form CITRINE.

Amethyst

Amethyst is a violet variety of quartz often used in jewelry. The name comes from the Ancient Greek ἀ a- (`not`) and μέθυστος methustos (`intoxicated`), a reference to the belief that the stone protected its owner from drunkenness. The ancient Greeks wore amethyst and made drinking vessels of it in the belief that it would prevent in...
Found on http://en.wikipedia.org/wiki/Amethyst

amethyst

[adj] - of a moderate purple color 2. [n] - a transparent purple variety of quartz
Found on http://www.webdictionary.co.uk/definition.php?query=amethyst

Amethyst

• A purple color in a nobleman`s escutcheon, or coat of arms. • A variety of crystallized quartz, of a purple or bluish violet color, of different shades. It is much used as a jeweler`s stone.
Found on http://thinkexist.com/dictionary/meaning/amethyst/

amethyst

adjective of a moderate purple color
Found on https://www.encyclo.co.uk/local/20974

Amethyst

Am'e·thyst [ French ametiste , amatiste , French améthyste , Latin amethystus , from Greek ... without drunkenness; as a noun, a remedy for drunkenness, the amethyst, supposed to have this power; 'a priv. + ... to be drunken, ... strong drink, wine. See Mead .] 1. (M...
Found on http://www.encyclo.co.uk/webster/A/69

amethyst

1. <chemical> A variety of crystallized quartz, of a purple or bluish violet colour, of different shades. It is much used as a jeweler's stone. Oriental amethyst, the violet-blue variety of transparent crystallized corundum or sapphire. ... 2. A purple colour in a nobleman's escutcheon, or coat of arms. ... Origin: F. Ametiste, amatiste, F. A...
Found on http://www.encyclo.co.uk/local/20973

Amethyst

A form of quartz in shades of purple ranging from light lavender to deep, intense purple with subtle flashes of red.
Found on http://www.daysofelegance.com/glossary.html

Amethyst

A form of quartz in shades of purple ranging from light lavender to deep, intense purple with subtle flashes of red.
Found on http://www.indygem.com/pages/Glossary-of-Terms.html

amethyst

A semiprecious gemstone that is a variety of crystalline quartz and ranges in colour from green to pale purple to deep violet. Amethysts may be opaque or tanslucent
Found on http://www.saffronart.com/sitepages/jewelry/glossary.aspx

amethyst

a transparent, coarse-grained variety of the silica mineral quartz (q.v.) that is valued as a semiprecious gem for its violet colour. It contains ... [1 related articles]
Found on http://www.britannica.com/eb/a-z/a/62

amethyst

amethyst (ăm'uthist) [Gr.,=non-drunkenness], variety of quartz, violet to purple in color, used as a gem. It is the most highly valued of the semiprecious quartzes. It is associated with a number of superstitions, being regarded as a love charm, as a potent influence in improving sleep, an...
Found on http://www.infoplease.com/ce6/sci/A0803720.html

Amethyst

Amethyst is a cultivated variety of potato.
Found on http://www.probertencyclopaedia.com/browse/QA.HTM

Amethyst

Amethyst is a Greek name for girls. The meaning is `precious purple jewel` The name Amethyst is most commonly given to American girls.
Found on https://www.pregnology.com/names/girls/Amethyst

Amethyst

Amethyst is a purple or bluish-violet coloured precious stone comprised of quartz coloured with manganese. It is so named from the ancient Greek's belief that it had the power to cure drunkenness.
Found on http://www.probertencyclopaedia.com/browse/HA.HTM

Amethyst

Amethyst is a semi precious variety of quartz that is often used in jewellery making and has a purple to violet colour. It was once classified as a gem equal to the big four (diamond, sapphire, ruby, and emerald) but with the recent discovery of large deposits in Brazil and other countries it has been downgraded to a semi precious gem.
Found on http://www.studiojewellery.com.au/jewellery-glossary/

amethyst

Amethyst. Credit: Mineral Information Institute A variety of quartz, differing from common quartz (or rock-crystal) chiefly in its beautiful violet-blue or purplish violet color – well known as amethystine – which is due to the presence of a little iron oxide or, possibly, manganese...
Found on http://www.daviddarling.info/encyclopedia/A/amethyst.html

Amethyst

In heraldry, amethyst is a purple colour in a nobleman's escutcheon, or coat of arms.
Found on http://www.probertencyclopaedia.com/browse/UA.HTM

Amethyst

Variant of quartz, purple in colour.
Found on http://www.encyclo.co.uk/local/20206

amethyst

Variety of quartz, SiO2, coloured violet by the presence of small quantities of impurities such as manganese or iron; used as a semi-precious stone. Amethysts are found chiefly in the Ural Mountains, India, the USA, Uruguay, and Brazil
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0000120.html
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