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- Left hand
- C3E3G3C4
- Family
- Triads
The Doubled Root voicing of C stacks C, E, G and C from the bottom up: the root, major 3rd, 5th and root of the chord.
It's one of the Triads voicings. The others for C are Root Inversion, 1st Inversion and 2nd Inversion.