Considering the composition and texture (grain size, shapes, colors) of the hand sample pictured, the rock is: O andesite O rhyolite O granite O gneiss O gabbro

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Considering the composition and texture
(grain size, shapes, colors) of the hand
sample pictured, the rock is:
O andesite
O rhyolite
O granite
O gneiss
gabbro
Transcribed Image Text:Considering the composition and texture (grain size, shapes, colors) of the hand sample pictured, the rock is: O andesite O rhyolite O granite O gneiss gabbro
Expert Solution
Explanation:

The correct option is Gneiss.

A metamorphic rock called gneiss is created when other rocks undergo high-pressure and temperature metamorphosis. It is often banded in appearance and is made up of minerals like mica, feldspar, and quartz. The stone known as gneiss is frequently used as decoration and is typically found in mountain ranges.

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