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Hornblende   Listen
noun
Hornblende  n.  (Min.) The common black, or dark green or brown, variety of amphibole. (See Amphibole.) It belongs to the aluminous division of the species, and is also characterized by its containing considerable iron. Also used as a general term to include the whole species.
Hornblende schist (Geol.), a hornblende rock of schistose structure.






Collaborative International Dictionary of English 0.48








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"Hornblende" Quotes from Famous Books



... a league N. by E. from Mambulao is the lead-mountain of Dinianan. Here also all the works were fallen in, choked with mud and grown over. Only after a long search were a few fragments found with traces of red-lead ore. This mountain consists of hornblende rock; in one place, of hornblende slate, with very ...
— The Former Philippines thru Foreign Eyes • Fedor Jagor; Tomas de Comyn; Chas. Wilkes; Rudolf Virchow.

... its own. Every variety and form of rock is transfigured by the new-born light from heaven. The white chalkstone glitters from afar; the light grey feldspar assumes a warm flesh tint; the limestone becomes straw color; the crystals of hornblende flash like fire-flies; and the veins of white quartz, running with their nodules of serpentine and chlorite through the dark clay-slate, gleam as do chain ...
— Life of Schamyl - And Narrative of the Circassian War of Independence Against Russia • John Milton Mackie

... he now obtained only confirmed the skipper's previous impression that we were on Herschel Island, one of the Hermite, or Cape Horn group, the mountainous peaks of which are mainly composed of green stone, in which hornblende and feldspar are more or less conspicuous, and the presence of iron very apparent, some of the rocks being intensely magnetic, causing the needle of a little pocket compass I had to execute ...
— On Board the Esmeralda - Martin Leigh's Log - A Sea Story • John Conroy Hutcheson

... was a pleasant seat, and the age of the house denoted that one of the earliest settlers had been quick to perceive its advantages. A hundred years had already elapsed since the masons had run up those walls of rusty hornblende rock, and it was even said that the leaden window-sashes, with their diamond-shaped panes of greenish glass, had been brought over from England, in the days of William Penn. In fact, the ancient aspect of the place—the tall, ...
— The Story Of Kennett • Bayard Taylor

... the corn is ground upon a simple flat stone, of either gneiss or granite, about two feet in length by fourteen inches in width. The face of this is roughened by beating with a sharp-pointed piece of harder stone, such as quartz, or hornblende, and the grain is reduced to flour by great labour and repeated grinding or rubbing with a stone rolling-pin. The flour is mixed with water and allowed to ferment; it is then made into thin pancakes upon an earthenware flat portable hearth. ...
— The Nile Tributaries of Abyssinia • Samuel W. Baker

... are the same as those of dolerite, viz. olivine, augite, and plagioclase felspar, with subordinate quantities of hornblende, ...
— Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 3 - "Destructors" to "Diameter" • Various



Words linked to "Hornblende" :   amphibole group



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