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Spinelle   Listen
noun
Spinelle, Spinel  n.  (Min.) A mineral occuring in octahedrons of great hardness and various colors, as red, green, blue, brown, and black, the red variety being the gem spinel ruby. It consist essentially of alumina and magnesia, but commonly contains iron and sometimes also chromium. Note: The spinel group includes spinel proper, also magnetite, chromite, franklinite, gahnite, etc., all of which may be regarded as composed of a sesquioxide and a protoxide in equal proportions.






Collaborative International Dictionary of English 0.48








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"Spinelle" Quotes from Famous Books



... [Coll.]; beryl, emerald; chalcedony, agate, heliotrope; girasol^, girasole^; onyx, plasma; sard^, sardonyx; garnet, lapis lazuli, opal, peridot, tourmaline, chrysolite; sapphire, ruby, synthetic ruby; spinel, spinelle; balais^; oriental, oriental topaz; turquois^, turquoise; zircon, cubic zirconia; jacinth, hyacinth, carbuncle, amethyst; alexandrite^, cat's eye, bloodstone, hematite, jasper, moonstone, sunstone^. [jewelry materials derived ...
— Roget's Thesaurus of English Words and Phrases: Body • Roget



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