hornblende

[ hawrn-blend ]

/ ˈhɔrnˌblɛnd /

noun

a dark-green to black mineral of the amphibole group, calcium magnesium iron and hydroxyl aluminosilicate.

Origin of hornblende

From German, dating back to 1760–70; see origin at horn, blende

OTHER WORDS FROM hornblende

horn·blen·dic, adjective

Words nearby hornblende

Hormuz, horn, hornbag, hornbeam, hornbill, hornblende, hornblende schist, hornbook, Hornby, horn chair, Horne

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for hornblende

Granite is made of quartz, feldspar, and mica, sometimes with added particles of hornblende.
Earth and Sky Every Child Should Know|Julia Ellen Rogers
The rocks are liparites, dacites, hornblende and pyroxene andesites.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2|Various
The disturbance is easily accounted for by the hornblende in the granite, or by other iron-bearing rocks.
The Art of Travel|Francis Galton
The floor is formed of the native rock (hornblende), and is very uneven.
Notes and Queries, Number 203, September 17, 1853|Various

The magnetic iron ore is associated with hornblende and quartzite.
A Report on Washington Territory|William Henry Ruffner

British Dictionary definitions for hornblende

hornblende

/ (ˈhɔːnˌblɛnd) /

noun

a black or greenish-black mineral of the amphibole group, found in igneous and metamorphic rocks. Composition: calcium magnesium iron sodium aluminium aluminosilicate. General formula: (Ca,Na) 2.3 (Mg,Fe,Al) 5 Si 6 (Si,Al) 2 O 22 (OH) 2

Derived forms of hornblende

hornblendic, adjective

Word Origin for hornblende

C18: from German Horn horn + blende

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for hornblende

hornblende

[ hôrn′blĕnd′ ]

A common, green to black mineral of the amphibole group. It has a variable composition and occurs in monoclinic crystals with a hexagonal cross-section, in fibrous forms, or in granular forms. Hornblende is found in many metamorphic and igneous rocks. Chemical formula: (Ca,Na)2-3(Mg,Fe,Al)5(Al,Si)8O22(OH)22.

单词	hornblende
释义	hornblende [ hawrn-blend ] / ˈhɔrnˌblɛnd / noun a dark-green to black mineral of the amphibole group, calcium magnesium iron and hydroxyl aluminosilicate. Origin of hornblende From German, dating back to 1760–70; see origin at horn, blende OTHER WORDS FROM hornblende horn·blen·dic, adjective Words nearby hornblende Hormuz, horn, hornbag, hornbeam, hornbill, hornblende, hornblende schist, hornbook, Hornby, horn chair, Horne Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for hornblende Granite is made of quartz, feldspar, and mica, sometimes with added particles of hornblende. Earth and Sky Every Child Should Know\|Julia Ellen Rogers The rocks are liparites, dacites, hornblende and pyroxene andesites. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2\|Various The disturbance is easily accounted for by the hornblende in the granite, or by other iron-bearing rocks. The Art of Travel\|Francis Galton The floor is formed of the native rock (hornblende), and is very uneven. Notes and Queries, Number 203, September 17, 1853\|Various The magnetic iron ore is associated with hornblende and quartzite. A Report on Washington Territory\|William Henry Ruffner British Dictionary definitions for hornblende hornblende / (ˈhɔːnˌblɛnd) / noun a black or greenish-black mineral of the amphibole group, found in igneous and metamorphic rocks. Composition: calcium magnesium iron sodium aluminium aluminosilicate. General formula: (Ca,Na) 2.3 (Mg,Fe,Al) 5 Si 6 (Si,Al) 2 O 22 (OH) 2 Derived forms of hornblende hornblendic, adjective Word Origin for hornblende C18: from German Horn horn + blende Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for hornblende hornblende [ hôrn′blĕnd′ ] A common, green to black mineral of the amphibole group. It has a variable composition and occurs in monoclinic crystals with a hexagonal cross-section, in fibrous forms, or in granular forms. Hornblende is found in many metamorphic and igneous rocks. Chemical formula: (Ca,Na)2-3(Mg,Fe,Al)5(Al,Si)8O22(OH)22. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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