Silica (Noun)
Meaning
A white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite.
Classification
Nouns denoting substances.
Examples
- The mines in the region were rich in silica, which was used to manufacture glass and ceramics.
- Silica is a common mineral found in rocks and sand, making up a large part of the Earth's crust.
- The volcanic rock contained a mixture of feldspar, mica, and silica, which gave it a unique texture.
- The company extracts silica from the sand and processes it into a fine powder used in water filtration systems.
- Exposure to crystalline silica dust can cause serious lung disease, so miners wore protective masks to minimize the risk.