This is a contrapuntal string skipping intervallic “Mirroring” technique. It is intervallic by design and employs a Bachian Atonal “Question and answer” effect between the “Bass and Treble” with wide intervals. The string skipping inherent within this works especially well for atonal music, awkward intervals and polytonal scales
Dorian Mode musical sound/flavour and how to do it is explained in this blog on music theory and improvisation and compositio
MODES OF THE MAJOR SCALE DIAGRAM: With Transpositions. Arpeggio line descending from the Major modes