Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
gneiss
Introduction References & Edit History Related Topics
Images
gneiss banded gneiss Eight labeled rock samples are shown, including black glassy obsidian, speckled porphyry, striped calico sandstone, shell-filled coquina limestone, coarse breccia, layered banded gneiss, pale green fibrous talc schist, and greenish serpentine.
Quizzes
Basalt sample returned by Apollo 15, from near a long sinous lunar valley called Hadley Rille. Measured at 3.3 years old.
(Bed) Rocks and (Flint) Stones

gneiss: References & Edit History

Article Contributors

Primary Contributors

  • The Editors of Encyclopaedia Britannica
    Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Invalidated site: Hyperphysics - Gneiss Metamorphic Rocks. Apr 01, 2014
Added image of banded gneiss. Mar 07, 2012
Media added. Aug 19, 2008
Added new Web site: Hyperphysics - Gneiss Metamorphic Rocks. Apr 17, 2008
Added new Web site: rocks-rock.com - Metamorphic Rock - Gneiss. Apr 17, 2008
Article revised and updated. Dec 08, 2006
Article added to new online database. Jul 20, 1998
View Changes:
Article History
Revised:
By: