Mixolydian scales

The mixolydian scale contains all four notes of the seventh chord (1-3-5-b7). The additional tones are scale degree two, scale-degree four, and scale-degree six. Scale-degree [b]seven is the most characteristic tone of the mixolydian scale, and uniquely identifies mixolydian. The basic quality of mixolydian is major.

Mixolydian scales.