The G# minor chord is a triad consisting of three specific notes: G#, B, and D#. It is classified as a minor chord because it has a minor third interval between the root note G# and the second note B, and a perfect fifth interval between G# and D#. This chord is often used in various music genres to create a somber or melancholic sound. In terms of piano keys, the G# minor chord can be played by pressing the keys for G#, B, and D# simultaneously. On a guitar, it can be played using a barre chord shape, which allows the player to cover multiple strings at once. Understanding this chord is essential for musicians looking to expand their harmonic vocabulary.