violin chords C4-C5, cello broken chords C2 - G4,
Component dekanies:
Click on the white spheres for the pentads.
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This figure shows all the notes:
Each of the pentads has three more tetrahedral faces, not shown.
E.g. the 1*3, 1*5, 1*7, 1*9, 1*11 pentad has three other tetrahedral faces such as 1*5, 1*7, 1*9, 1*11, etc.
The utonal triads are common to adjacent dekanies in this figure, e.g. 1*3, 1*9, 3*9 is common to the three dekanies that leave out 5, 7 or 11: 1, 3, 5, 7, 9, 1, 3, 5, 9, 11 and 1, 3, 7, 9, 11.
Component dekanies:
This figure shows all the notes:
Pentadekany 1, 3, 5, 7, 11, 13