ALL meanings of hornblende
horn·blende
H h - noun hornblende A dark brown, black, or green mineral of the amphibole group consisting of a hydroxyl alumino-silicate of calcium, magnesium, and iron, occurring in many igneous and metamorphic rocks. 1
- noun hornblende a dark-green to black mineral of the amphibole group, calcium magnesium iron and hydroxyl aluminosilicate. 1
- noun hornblende A green to black amphibole mineral, of complex structure, formed in the late stages of cooling in igneous rock. 0
- noun hornblende 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)5Si6(Si,Al)2O22(OH)2 0
- noun hornblende a hard, heavy, dark-colored, monoclinic mineral, one of the amphiboles, (Ca,Na)2-3(Mg,Fe,Al)5(Al,Si)8O22(OH)2 0