You can copy Musical Symbol G Clef by pressing the copy button below. It is also known as Music Key or Music Wrench. The musical clef is used in musical notation to determine in the staff, which pitch represent the five staves. Each clef also has a reference tone. With the help of this reference tone, the position of the other tones can be derived. The Musical Symbol G Clef shown here is a G-key, which defines the g’ on the second stave. By the way, there are several different clefs. Among them of course the treble clef, which is probably the best known, the alto key, the tenor clef and the bass clef.