His armor and weapons.
Only that armor was used in war, Ares was god of war.
Athena or Minerva is generally shown with golden armor and a spear. The armor is considered impenetrable and the spear is the symbol of her warlike powers.
The symbol for Ares Management L.P. in the NYSE is: ARES.
Ares Symbol is a burning tourch and a spear most of the time
Ares symbol is the vulture and his animal is the wild boar.
Because ares is a boss!
The symbol for Ares Capital Corporation in NASDAQ is: ARCC.
The symbol for Ares Capital Corporation in the NYSE is: AFC.
I don't know what you mean by a symbol of Authority, but Ares' symbol is the bloody spear, and the wild boar is his animal.
Because the spear was used in ancient warfare; Ares being the god of war.
The symbol for Mars/Ares, the God of War, is ♂ which is also the symbol for the male sex.