👉 Schapbachite is a type of quartz, an important mineral in the Earth's crust. It is also known as Schapbachite or Schapbachite Quartz. This mineral is composed of two layers of quartz crystals arranged in a zigzag pattern, creating a rough surface that can be polished to form a fine crystal. Schapbachite was named after its discoverer, Peter Schapbach, who discovered it during the 19th century.