6:7:9
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| Names | subminor triad, septimal minor triad |
| Harmonics | 6:7:9 |
| Subharmonics | 1/(21:18:14) |
| Intervals from root | 1/1 – 7/6 – 3/2 |
| Cents from root | 0¢ 267¢ 702¢ |
| Step intervals | 7/6, 9/7 |
| Step cents | 267¢, 435¢ |
| Prime limit | 7 |
| Genus | 32 ⋅ 7 (63) |
| Intervallic odd limit | 9 |
| Otonal odd limit | 9 |
| Utonal odd limit | 21 |
6:7:9, a subminor triad, is a triad in the 7-limit sometimes used in place of a minor triad.
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Todo: This chord may be closely connected to 7-limit interpretations of the Blues scale. |