It is found in a variety of forms and is the second most abundant element on Earth after oxygen. Silica is also an important constituent of rocks, sand, and glass. In addition, Silicon Jewelry also plays an important role when it comes to human health – you must be astounded to know that our bones, our hair, our skin, and even our nails have silica in them.
When it comes to silicon’s appearance, it looks like a crystalline reflective substance with bluish-tinged faces. Physically, silicon is a hard, brittle crystalline solid having a greyish metallic luster. Since silicon is a semiconductor, it is even used in making electronic chips and in the technology world where you need to use semiconductors. This is the reason why the late 20th century to the early 21st century is also known as the Silicon Age, the Digital Age, or the Information Age.