Lexic.us

Medical Definition of Spinelle

1. A mineral occuring in octahedrons of great hardness and various colours, 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. 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. Origin: F. Spinelle, or LL. Spinellus, perhaps from L. Spina a thorn, a prickle, in allusion to its pointed crystals. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Spinelle

Literary usage of Spinelle

Below you will find example usage of this term as found in modern and/or classical literature:

1. Elements of Chemical and Physical Geology by Gustav Bischof (1855)
"Steatite, with the form of spinelle. — Fowler f states that this pseudomorph ... With one exception, all the analyses of spinelle, indicate the presence of ..."

2. A Treatise on Diamonds and Precious Stones: Including Their History by John Mawe (1815)
"RUBY, spinelle AND BALAIS EMERALD—CHRYSOBERYL—TOPAZ. JTHE colour of the Ruby, when perfect, is a full carmine red, in which state it is known by the name of ..."

3. A Treatise on Diamonds and Precious Stones, Including Their History--natural by John Mawe (1813)
"RUBY, spinelle AND BALAIS EMERALD CHRYSOBERYL TOPAZ. THE colour of the Ruby, when perfect, is a full carmine red, in which state it is known by the name of ..."

4. The Use of the Blowpipe in the Qualitative and Quantitative Examination of by Karl Friedrich Plattner (1854)
"... with the silicic acid, may be recognized with certainty in the spinelle from Ceylon, by further treatment of the fused mass. y. SILICATES. ..."

5. The Use of the Blowpipe in the Qualitative and Quantitative Examination of by Karl Friedrich Plattner (1854)
"spinelle, red, from Ceylon. The first thing to be done, is to ascertain its behavior before the Blowpipe, both per se, and with fluxes. ..."

6. A Treatise on Gems in Reference to Their Practical and Scientific Value: A by Lewis Feuchtwanger (1838)
"... Smell of Gems Smoky Quartz Topaz Soft Precious Stones Specific Gravity of Gems spinelle St. Stephen,s Stone Stalactite Stalagmite Star Agate Sapphire ..."

7. Encyclopaedia Britannica; Or A Dictionary of Arts, Sciences, and (1823)
"Spermaceti, spinelle, pyramidal, (puant gris), (puant noir), or floe ferri, See Phosphorite. Spirit of wine. See Alcohol. HYDRODYNAMICS. ..."

8. Report on the Geology, Mineralogy, Botany, and Zoology of Massachusetts by Massachusetts Geological Survey, Edward Hitchcock (1835)
"Boxboro' furnishes the best crystals of brown spinelle, ... In this limestone, in 1825, I discovered a fine sapphire blue spinelle, associated with ..."

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