From Wikipedia, the free encyclopedia. The chemical compound silicon dioxide, also known as silica, is the oxide of silicon, chemical formula SiO2.It is found in nature in several forms, including quartz and opal. In fact, silica has 17 crystalline forms.he chemical compound silicon dioxide, also known as silica, is the oxide of silicon, chemical formula SiO2.
Windsor is home to 217,188 people, according to the 2016 census. Windsor's population has grown by three per cent in the past five years, but the city still fell behind the national growth rate, according to data collected during the 2016 census.
Windsor is a very small coastal town (i.e. on the ocean, a bay, or inlet) located in the state of North Carolina. With a population of 3,769 people and just one neighborhood, Windsor is the 213th largest community in North Carolina. Occupations and Workforce Unlike some towns where white-collar or blue-collar occupations dominate the local economy, Windsor is neither predominantly one nor the other.