hornblende

hornblende: see amphibole.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

More on hornblende from Fact Monster:

  • amphibole - amphibole amphibole , any of a group of widely distributed rock-forming minerals, magnesium-iron ...
  • syenite - syenite syenite , coarse-grained igneous rock, similar in appearance and composition to granite. ...
  • gneiss - gneiss gneiss , coarse-grained, imperfectly foliated, or layered, metamorphic rock. Gneiss is ...
  • rock: Metamorphic Rocks - Metamorphic Rocks Metamorphic rocks originate from the alteration of the texture and mineral ...
  • schist - schist schist , metamorphic rock having a foliated, or plated, structure called schistosity in ...

See more Encyclopedia articles on: Mineralogy and Crystallography