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qwelly [4]
3 years ago
13

when identifying an igneous rock, its chemical composition can be determined by its color. light-colored igneous rock being high

in ________ while dark-colored igneous rock is high in ________.
Geography
1 answer:
sveta [45]3 years ago
6 0
Dark coloured igneous rock is high in dark silicates such as iron,calcium, aluminium and magnesium.

Light coloured igneous rock is high in light silicates, namely feldspar and silica.

Some example of light coloured igneous rock is granite and rhyolite, while for the dark coloured there are gabro and basalt.

Hope it helps!
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