Useful english dictionary. 2012.
Spinel — General Category Oxide minerals Spinel group Chemical formula MgAl2O4 … Wikipedia
Spinel — Spi*nel , Spinelle Spi*nelle , n. [F. spinelle, or LL. spinellus, perhaps from L. spina a thorn, a prickle, in allusion to its pointed crystals.] (Min.) A mineral occuring in octahedrons of great hardness and various colors, as red, green, blue,… … The Collaborative International Dictionary of English
spinel — /spi nel , spin l/, n. 1. any of a group of minerals composed principally of oxides of magnesium, aluminum, iron, manganese, chromium, etc., characterized by their hardness and octahedral crystals. 2. a mineral of this group, essentially… … Universalium
spinel series — noun : a series of isomorphous mineral oxides (Mg,Fe,Zn,Mn)Al2O4 in the spinel group consisting of spinel, hercynite, gahnite, and galaxite … Useful english dictionary
spinel — n. 1 any of a group of hard crystalline minerals of various colours, consisting chiefly of oxides of magnesium and aluminium. 2 any substance of similar composition or properties. Phrases and idioms: spinel ruby a deep red variety of spinel used… … Useful english dictionary
spinel — spi•nel or spi•nelle [[t]spɪˈnɛl, ˈspɪn l[/t]] n. 1) mir any of a group of minerals composed of oxides of metals (magnesium, aluminum, iron, zinc, manganese, etc.) 2) mir a mineral of this group, magnesium aluminum oxide, MgAl2O4, having… … From formal English to slang
spinel — /spəˈnɛl/ (say spuh nel) noun 1. any of a group of minerals composed principally of oxides of magnesium, aluminium, iron, manganese, chromium, etc., characterised by their hardness and octahedral crystals. 2. a mineral of this group, essentially… …
spinel — or spinelle noun Etymology: Italian spinella, diminutive of spina thorn, from Latin Date: 1528 1. a hard crystalline mineral consisting of an oxide of magnesium and aluminum that varies from colorless to ruby red to black and is used as a gem 2.… … New Collegiate Dictionary
Zinc spinel — Zinc inc (z[i^][ng]k), n. [G. zink, probably akin to zinn tin: cf. F. zinc, from the German. Cf. {Tin}.] (Chem.) An abundant element of the magnesium cadmium group, extracted principally from the minerals zinc blende, smithsonite, calamine, and… … The Collaborative International Dictionary of English
Spinelle — Spinel Spi*nel , Spinelle Spi*nelle , n. [F. spinelle, or LL. spinellus, perhaps from L. spina a thorn, a prickle, in allusion to its pointed crystals.] (Min.) A mineral occuring in octahedrons of great hardness and various colors, as red, green … The Collaborative International Dictionary of English
