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.
Temperatures at or above 90 can occur 15 to 25 days per year. The hottest temperature at Windsor Locks was 103 Â°F (39.4 Â°C) on July 22, 2011, and the coldest recorded temperature was -26 Â°F (-32 Â°C) on January 22, 1961. Average rainfall in Windsor Locks is 46.27 inches. Demographics