最終更新日：2025/11/20
Geologists regard the silica group as a family of silicate minerals that often contain sodium, potassium, calcium, and aluminum in an open network where silicon and oxygen occur in a 1:2 ratio.
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Geologists regard the silica group as a family of silicate minerals that often contain sodium, potassium, calcium, and aluminum in an open network where silicon and oxygen occur in a 1:2 ratio.
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