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Country:
France, 29


Date: C15/16

Symmetry symbol 4

Symmetry symbol Schoenflies: C4

Symmetry absolute number: 4


Symmetry comment: basic 4-fold motif, equivalent to triskelium but four sided:quatriskelium. Fragmented glass retains the symmetry

Ergué Gabéric, St Guinal

Photograph by: http://grandterrier.net/wiki/