Table 1: Frescobaldi's Passacagli and Ciaccone in the 1637 Aggiunta

                             Common elements
                             

triple beat
dance character
cyclic structure (cycles marked by V-I cadences)
linking of cycles
	end of one cycle coincides with beginning of next:

  ________    ________    ________    ________
 /        |  /        |  /        |  /  
         \/ /        \/ /        \/ /
           /           /           /

      V | I       V | I       V | I


	cycle begins on weak beat and ends on strong beat:
  ________       ________      ________      ________
 /        |     /        |    /        |    /  
         \/    /        \/   /        \/   /
              /             /             /

      V | I          V | I         V | I


	cycle begins on tonic and ends on dominant:
  ________       ________       ________       ________
 /        |     /        |     /        |     /  
         \/    /        \/    /        \/    /
              /              /              /

         V | I          V | I          V | I


cross-rhythms:

h. h.  <----->  h q q h  <----->  h h h 

w h | w h  <----->  q h q h | q h q h  ("Zefiro" shift)

[h=half note; h.=dotted half; q=quarter; w=whole; |=bar line]


                  Contrasting elements
                  

PASSACAGLIA                          CIACCONA
rocking, restrained	             stepping, lively

  at beginning of cycle bass moves:
by scale steps	                     by descending fourths

  upper voices:
conjunct and oscillating             disjunct and directed

minor mode                           major mode

frequent dissonances, especially     fewer dissonances
  dissonant suspensions on 
  strong beats

4 groups of 3 beats:                 2 groups of 3 (subdivided) beats:

6/4  h. h. | h. h. |                 3/2  w. | w. | 
or 
3/2  w. | w. | w. | w. |

predominant pattern:

| h w | h w | h w | h w |            | w h | w h |

[h.=dotted half note; w.=dotted whole; h=half; w=whole; |=bar line]

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