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1. (n.) hornblende
a dark green to black mineral of the amphibole group, containing calcium, magnesium, iron, and aluminosilicates.
Etymology: (1760–70; < G; see horn , blende)
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| Definition of 'hornblende' |
Princeton's WordNet |
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1. (noun) hornblende
a green to black mineral of the amphibole group; consists of silicates of calcium and sodium and magnesium and iron
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| Definition of 'hornblende' |
Webster Dictionary |
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1. (noun) hornblende
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
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