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Scale Name

Formula

Pitch Class

#

of Mode

Triad

Seventh

Ninth

Eleventh

Thirteenth

Mode II 7th

Mode III 7th

Mode IV 7th

Mode V 7th

Mode VI 7th

Mode VII 7th

Raw Spelling Root C

Enharmonic Spelling C

7_5_12_3_Stygian

Stygian

R,x2,#3,x4,#5,#6,7

{0,4,5,7,8,10,11}

3

Navanitam

#5sus4

Maj7#5sus4

Maj7#5add11

Maj7add11addb13

Maj7add11addb13add#13

iimb5addb13

iiimMaj7b5

ivm7add11(no 5)

vmMaj7#5

VI7sus2

VIIMaj7#5sus4

C,Dx,E#,Fx,G#,A#,B

C,E,E#,G,G#,A#,B

CONCAT(A2,"_G")

Native Chords

Seventh Chords of Related Modes

Open Form

Alternate open form

Second position extension

Stygian Scale Forms

Play the Stygian scale on any of these chords and their variations.

2

7

2

7

R,x2,#3,x4,#5,#6,7

Roman numeral analysis above assumes Stygian is the primary mode.

#3

#6

#5

R

#3

#3

Enharmonic Spelling C

#3

#6

#5

R

#3

This scale has unusual accidentals, so it can not be analyzed using the software developed for other scales.

The Roman numerals from Navanitam, the typical primary mode, are more likely.

7

C,E,E#,G,G#,A#,B

7