Archive for the "Minerals" Category

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Silicate class

The most common form of mineral found in most rocks is the silicate class which is composed of silicon and oxygen, plus ions like calcium, magnesium, aluminum, and iron.
Some important silicates are garnet, quartz, feldspars, micas, olivine and amphiboles. Olivine is used as a gemstone, whereas sheets of mica were used as window glass by [...]