Gaug 8-string guitar chord

How to play Gaug on 8-string guitar

The most common way, the first shape above: your ring finger on the low E string at the 3rd fret, your middle finger on the A string at the 2nd fret, your index finger on the D string at the 1st fret and your little finger on the high E string at the 3rd fret. Let the G and high B strings ring open. Don’t play the F♯ and low B strings.

From the F♯ string x x 3 2 1 0 0 3 (x: not played, 0: open)

What notes are in Gaug?

Gaug, G augmented, is G, B and D♯: the root (G), the major third (B) and the augmented fifth (D♯). Its formula is 1 3 ♯5.

Why do Gaug and two other augmented chords have the same notes?

An augmented chord is two major thirds stacked, G, B and D♯, and a third more brings you back to G. So Gaug has the same notes as the augmented chords on B and D♯.