G# Minor is a musical key that consists of five sharps in its key signature. It is often used in various genres of music, including classical, jazz, and pop. The scale is built on the notes G#, A#, B, C#, D#, E, and F#. In terms of harmony, G# Minor typically features the tonic chord (G# minor), the dominant chord (D# major), and the subdominant chord (C# major). This key can evoke a range of emotions, often associated with a somber or introspective mood, making it a popular choice for composers and songwriters.