Definitions

from The Century Dictionary and Cyclopedia

  • n. In petrography, a name given by T. H. Holland (1893) to a group of phaneric igneous rocks in India, which range from acid to basic varieties and agree in containing hypersthene; the type rock is hypersthene-granite.

Etymologies

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Examples

  • Kaniapiskau Plateau forms the core of Lake Plateau in the central and south-central area, and is composed of massive granulite and charnockite Archean rocks.

    Eastern Canadian Shield taiga

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