Partial barre
fret 12x-10-13-12-12-11
Gaug is the G augmented chord. Its notes are G, B and D♯. The raised fifth adds tension. Use it briefly between more settled chords.
x-10-13-12-12-11
Numbers show frets from the low E string to the high e string; x means don't play that string.
Every G, B and D♯ on the first 12 frets. The filled dots are the root, G. Build your own shape from any nearby group.
Other G chords
Other augmented chords