Heptagram

Heptagrams comprise seven-pointed star polygon geometric shapes. Often regularly symmetrical in shape, they can have a construction with 14 intersecting lines. It has uses in magick.

A solid (filled) form of heptagram appears often on the flag and in the heraldic symbolism of Australia. In the Australian context, the seven points allegedly represent the six states of Australia one each) plus one for the combined Territories. The seven-pointed stars make a refreshing change from the numerous conventional vexillological five-pointed stars.