amphibolite

Definitions

  • WordNet 3.6
    • n amphibolite a metamorphic rock composed chiefly of amphibole and plagioclase
    • ***
Century Dictionary and Cyclopedia
    • n amphibolite A rock belonging to the class of the crystalline schists, and consisting largely of green hornblende, together with quartz or feldspar, or both. It is always more or less distinctly in beds like gneiss.
    • ***

Usage

In literature:

HORNBLENDE ROCK, or AMPHIBOLITE.
"A Manual of Elementary Geology" by Charles Lyell
The term is to some extent synonymous with "amphibolite" and "hornblende-schist.
"Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 6" by Various
Many of them are rich in hornblende and thus form transitions to amphibolites.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2" by Various
***