huw
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Spin off from a couple of other threads - reference material.
Major/Ionian
Notes: 1234567
Chords: Maj, min, min, Maj, dom7, min, dim
which we can write I, ii, iii, IV, V7, vi, viii(dim)
In key of C: notes CDEFGAB
Chords: C Dm Em F G7 Am Bdim
Dorian
Notes: 12b3456b7
Chords: min, min, Maj, dom7, min, dim, Maj
writen: i, ii, bIII, IV7, v, vi(dim), bVII
In C dorian: notes CDEbFGABb
Chords: Cm Dm Eb F7 Gm Adim Bb
Phrygian
notes:1b2b345b6b7
chords: min, Maj, Dom7, min, dim, Maj, min
writen: i, bII, bIII7, iv, v(dim), bVI, bvi
in C phrygian: notes CDbEbFGAbBb
chords: Cm Db Eb7 Fm Gdim Ab Bbm
Lydian
notes: 123#4567
chords: Maj, dom7, min, dim, Maj, min, min
writen: I,II7, iii, #iv(dim), V, vi, vii
in C lydian: notes CDEF#GAB
Chords: C D7 Em F#dim G Am Bm
Mixolydian
notes: 123456b7
chords: Dom7, min, dim, Maj, min, min, Maj
writen: I7, ii, iii(dim), IV, v, vi, VII
In C mixolydian: CDEFGABb
chords: C7, Dm, Edim, F, Gm, Am, Bb
Aolian (aka natural minor)
notes: 12b345b6b7
chords: min, dim, Maj, min, min, Maj, dom7
written: i, ii(dim), bIII, iv, v, bVI, bVII7
in C aolian: CDEbFGAbBb
chords: Cm, Ddim, Eb, Fm, Gm, Ab, Bb7
Locrian (hardly ever used as such, included for completeness)
notes: 1b2b34b5b6b7
chords: dim, Maj, min, min, Maj, dom7, min
written: i(dim), bII, biii, iv, bV, bVI7, bvi
in C locrian: CDbEbFGbAbBb
chords: Cdim, Db, Ebm, Fm, Gb, Ab7, Bbm
Things to notice:
1) I've distinguished between major chords and dominant seventh chords. Dom are major in that they contain a major third, and you can play a standard Maj instead of any dom7, but try to remember that they are kind of different too.
2) When extending the other chords to include sevenths follow these rules in all modes:
Maj extend to Maj7
min extend to m7
dim extend to m7b5
(dom7 already contains its seventh)
Application:
Think of the modes as "keys", rather than "scales". People on here aften ask the wrong question - we get lots of "what scale should I play over this chord".
What they would be better off asking is "what key/mode is this song in?"
I'm going to restrain myself from adding more personal comment & opinion, and leave this as I intended it, as a reference chart.
Cheers
Huw

Major/Ionian
Notes: 1234567
Chords: Maj, min, min, Maj, dom7, min, dim
which we can write I, ii, iii, IV, V7, vi, viii(dim)
In key of C: notes CDEFGAB
Chords: C Dm Em F G7 Am Bdim
Dorian
Notes: 12b3456b7
Chords: min, min, Maj, dom7, min, dim, Maj
writen: i, ii, bIII, IV7, v, vi(dim), bVII
In C dorian: notes CDEbFGABb
Chords: Cm Dm Eb F7 Gm Adim Bb
Phrygian
notes:1b2b345b6b7
chords: min, Maj, Dom7, min, dim, Maj, min
writen: i, bII, bIII7, iv, v(dim), bVI, bvi
in C phrygian: notes CDbEbFGAbBb
chords: Cm Db Eb7 Fm Gdim Ab Bbm
Lydian
notes: 123#4567
chords: Maj, dom7, min, dim, Maj, min, min
writen: I,II7, iii, #iv(dim), V, vi, vii
in C lydian: notes CDEF#GAB
Chords: C D7 Em F#dim G Am Bm
Mixolydian
notes: 123456b7
chords: Dom7, min, dim, Maj, min, min, Maj
writen: I7, ii, iii(dim), IV, v, vi, VII
In C mixolydian: CDEFGABb
chords: C7, Dm, Edim, F, Gm, Am, Bb
Aolian (aka natural minor)
notes: 12b345b6b7
chords: min, dim, Maj, min, min, Maj, dom7
written: i, ii(dim), bIII, iv, v, bVI, bVII7
in C aolian: CDEbFGAbBb
chords: Cm, Ddim, Eb, Fm, Gm, Ab, Bb7
Locrian (hardly ever used as such, included for completeness)
notes: 1b2b34b5b6b7
chords: dim, Maj, min, min, Maj, dom7, min
written: i(dim), bII, biii, iv, bV, bVI7, bvi
in C locrian: CDbEbFGbAbBb
chords: Cdim, Db, Ebm, Fm, Gb, Ab7, Bbm
Things to notice:
1) I've distinguished between major chords and dominant seventh chords. Dom are major in that they contain a major third, and you can play a standard Maj instead of any dom7, but try to remember that they are kind of different too.
2) When extending the other chords to include sevenths follow these rules in all modes:
Maj extend to Maj7
min extend to m7
dim extend to m7b5
(dom7 already contains its seventh)
Application:
Think of the modes as "keys", rather than "scales". People on here aften ask the wrong question - we get lots of "what scale should I play over this chord".
What they would be better off asking is "what key/mode is this song in?"
I'm going to restrain myself from adding more personal comment & opinion, and leave this as I intended it, as a reference chart.
Cheers
Huw
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