demantoid garnet

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• Demantoid — General Category Mineral …   Wikipedia

• Demantoid — De*man toid, n. [G. demant diamond + oid.] (Min.) A yellow green, transparent variety of garnet found in the Urals. It is valued as a gem because of its brilliancy of luster, whence the name. [1913 Webster] …   The Collaborative International Dictionary of English

• Garnet — For other uses, see Garnet (disambiguation). Garnet General Category Nesosilicate Chemical …   Wikipedia

• Demantoid — Granatgruppe Chemische Formel XII3YIII2(SiO4)3 Mineralklasse Silicate, Germanate Inselsilicate (Nesosilicate) Kristallsystem …   Deutsch Wikipedia

• garnet — garnetlike, adj. /gahr nit/, n. 1. any of a group of hard, vitreous minerals, silicates of calcium, magnesium, iron, or manganese with aluminum or iron, varying in color: a deep red transparent variety is used as a gem and as an abrasive. 2. a… …   Universalium

• Garnet — /gahr nit/, n. Henry Highland, 1815 82, U.S. clergyman and abolitionist. * * * Any of a group of common silicate minerals with identical crystal structure but highly variable chemical composition. Garnets are most often found in metamorphic rocks …   Universalium

• garnet — 1. noun /ˈɡɑː(ɹ).nət/ a) Hard transparent minerals that are often used as gemstones and abrasives. How many needles Betty Flanders had lost there! and her garnet brooch. b) A dark red. See Also: allochroite, almandine, andradite, carbuncle,… …   Wiktionary

• demantoid — noun Etymology: German, from obsolete German Demant diamond, from Middle High German diemant, from Old French diamant more at diamond Date: circa 1890 a green variety of garnet used as a gem …   New Collegiate Dictionary

• demantoid — /di man toyd/, n. Mineral. a brilliant green variety of andradite garnet, used as a gem. Also called Uralian emerald. [1890 95; < G, equiv. to (obs.) Demant DIAMOND ( < MHG diemant < OF diamant) + oid OID] * * * …   Universalium

• demantoid — noun a green garnet …   Wiktionary

• demantoid — de•man•toid [[t]dɪˈmæn tɔɪd[/t]] n. mir a brilliant green andradite garnet, used as a gem • Etymology: 1890–95; < G, = (obs.) Demant diamond+ oid oid …   From formal English to slang