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Alona [7]
3 years ago
8

Which group of minerals are the most abundant in the earth's crust?

Biology
1 answer:
maksim [4K]3 years ago
7 0
More than 90% on the crust is composed of silicate minerals. Most abundant silicates are feldspars<span> (</span>plagioclase<span> (39%) and alkali feldspar (12%)). Other common silicate minerals are </span>quartz<span> (12%) </span>pyroxenes<span> (11%), </span>amphiboles<span> (5%), micas (5%), and clay minerals (5%).</span>
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