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Shade

by Jocelyn Morlock

Instrumentation
Cello, Percussion
Composed
1998
Duration
9'30''
Publisher
Canadian Music Centre (unpublished; printed by CMC)
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About this piece

Shade is a duo for cello and vibraphone, composed in 1998 for Winnipeg's GroundSwell series with support from the Manitoba Arts Council and premiered in February 1999 by Arkadiusz Tesarczyk (cello) and Rob Gardner (vibraphone). It lasts about nine and a half minutes. The cello opens alone in a rhythmically free cadenza written without barlines. The vibraphone joins hesitantly and builds into an equal partner, then switches to hard mallets for a bell-like middle section. In the last section the cello climbs steadily higher while the vibraphone keeps falling. In Morlock's programme note the title draws on several meanings of 'shade', from shelter from sunlight to a ghost or the underworld.

Technical overview

The cello reads bass, tenor and treble clef. It plays unmetered cadenza-like lines, low double stops and sustained octaves, leaping eighth-note figures across the strings, and a closing climb in thumb position that ends on a held B-flat5 at fff. The cellist also cues the vibraphonist and sets the pacing of the free sections (about 16 seconds per line).

Technical focus

  • Thumb Position
  • Double Stops
  • String Crossings
  • Meter Changes
  • Tempo Changes
  • Dynamics
  • Legato
  • Ensemble Skills

Level rubric

Early Advanced

Left Hand

  • Fully integrated thumb position; scales/arpeggios on A & D strings.
  • Smooth shifts into/out of thumb position for sustained high notes.
  • Frequent advanced double stops with rapid, coordinated shifts.
  • Accurate ornamentation (trills, turns, grace notes), even in double stops.
  • Expressively adjust intonation for chord balance.
  • Handle fast runs and large leaps precisely.
  • Introduction to false harmonics.

Right Hand

  • Virtuoso bow strokes: controlled up/down‑bow staccato, deliberate ricochet & well‑shaped sautillé.
  • Wide tone palette via precise bow adjustments.
  • Explore advanced effects (col legno, sul ponticello) as needed.
  • Capable of both powerful fortissimo and delicate soft notes.
  • Rapid switching among strokes in cadenzas/virtuosic passages.

Rhythm & Musicality

  • Apply rhythmic freedom & rubato to shape movements and cadenzas.
  • Personal interpretation with nuanced phrasing & subtle dynamics.
  • Mature tone and phrasing for solo and ensemble settings.
  • Demonstrate advanced ensemble leadership with visual cues.

Levels are approximate guides, not strict requirements.