+Silica (SiO₂) is Earth's most abundant compound, the crystalline heart of [Quartz](/wiki/Quartz) and the essence of [Sand](/wiki/Sand). This simple oxide of silicon forms the very foundation of glass and countless minerals, crucial for both natural landscapes and human industry.
+## See also
+- [Glass](/wiki/Glass)
+- [Mineral](/wiki/Mineral)
+- [Silicon](/wiki/Silicon)
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