violet quartz, late 13c., ametist, from Old French ametiste (Modern French améthyste) and directly from Medieval Latin amatistus, from Latin amethystus, from Greek amethystos "amethyst," lit [..]

Amethyst [N] [S]one of the precious stones in the breastplate of the high priest ( Exodus 28:19 ; 39:12 ), and in the foundation of the New Jerusalem ( Revelation 21:20 ). The ancients thought that th [..]

one of the precious stones in the breastplate of the high priest (Ex. 28:19; 39:12), and in the foundation of the New Jerusalem (Rev. 21:20). The ancients thought that this stone had the power of disp [..]

(Heb. achlamah) a subspecies of quartz of a bluish-violet color. Mention is made of this precious stone, which formed the third in the third row of the high priestly breastplate, in (Exodus 28:19; 39: [..]

Amethyst seen in a dream, represents contentment with fair business. For a young woman to lose an amethyst, fortells broken engagements and slights in love.   

a variable color averaging a mod purple.  Yes, it is also the birth stone for the month of February (I think the entire month, but don't quote me on that...)

(n) a transparent purple variety of quartz; used as a gemstone(adj) of a moderate purple color

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

magnifies psychic abilities and right-brain activity. It is credited for strengthening the  immune system, while energizing and purifying the blood. Some believe it to also be beneficial in relieving [..]

Amethyst is one of the better-known members of the quartz family. Color can range from soft lilac to intense purple or violet. Most amethyst is made by heating citrine, another member of the quartz family. Amethyst is popular in jewelry and serves as the birthstone for February. Important sources include Brazil, Madagascar, Mexico, Myanmar, Uruguay [..]

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 transparent purple variety of quartz, used as a gemstone. *(1);(2) colour * Chinese: *: Mandarin: cmn * Finnish: fi|ametistinvioletti * Polish: (ametystowy), (fioletowy) (purpuriu) * Russian: (? [..]

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From the name of the purple semi-precious stone, which is derived from the Greek negative prefix ἀ (a) and μέθυστος (methystos) meaning &quot;intoxicated, [..]