The transformation of gneiss into mica, quartz, and feldspar crystals is an example of physical weathering and disintegration and is denoted as option E.
<h3>What is Weathering?</h3>
This is a process in which rocks are broken down into smaller particles through series of mechanisms and factors.
Gneiss is referred to a type of metamorphic rock which is subject to physical weathering when subjected to factors such as high pressure etc.
The rock also undergoes disintegration into mica, quartz, and feldspar crystals under different types of conditions which is why option E was chosen as the most appropriate choice.
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The options are:
A. physical weathering
B. hydrolysis
C. disintegration
D. chemical weathering
E. both A and C
