7" D and D Notes Gemini Quartz Crystal Singing Bowl Crystal Vibes +40 cents 37000123

7" D and D Notes Gemini Quartz Crystal Singing Bowl Crystal Vibes #cg7dm20dp40 37000123

D Note Bowl

Note: D -20 cents   Octave: 4   Frequency: 290.1 Hz

D Note Bowl

Note: D +40 cents  Octave: 4   Frequency: 300.9 Hz

Frequency Difference: 10.8 Hz (Alpha Monaural Wave)

Both ends of the Gemini bowl are Clear Quartz Crystal, 7 inches in diameter, connected at the base by a hollow handle, allowing for easy handling, without affecting the sustain of the notes.

Rim Thickness: ~2.2 mm

This purchase includes a suede-wrapped singer tool and a protective carry case.