The difference between olivine and silica: different in essence and different chemical formulas.

1. Different chemical formulas: Olivine is a mineral with the chemical formula (Mg, Fe)2SiO4, and silicon dioxide is an inorganic compound with the chemical formula SiO2, which is the most common compound on the earth. one.

2. Essentially different: Peridot comes in a variety of colors, common ones include green, yellow-green, brown, black, etc. Peridot has the characteristics of high hardness and high density, and is often used in jewelry, decorations, etc. Silica is widely found in nature, such as quartz, graphite, opal, etc., which are all substances containing silica. Silica is mostly white or transparent in color, has high hardness and high melting point, and is widely used in glass manufacturing, building materials, electronic devices and other fields.