A thunderbolt, or lightning bolt, is a symbolic representation of lightning. It appears variously in history, literature, and in contemporary warnings of electricity. Thunderbolts may appear naturally
Zeus' head and thunderbolt on a coin from Epirus, 234 BC.
The thunderbolt pattern with an eagle on a coin from Olympia, Greece, 432-c.421 BC.
Zeus' head and thunderbolt on a coin from Capua, Campania, 216-211 BC.
Neo-Attic bas-relief sculpture of Jupiter, holding a thunderbolt in his right hand; detail from the Moncloa Puteal (Roman, 2nd century), National Archaeological Museum, Madrid
Zeus is the supreme deity of the Greek pantheon. He is a sky and thunder god in ancient Greek religion and mythology, who rules as king of the gods on Mount Olympus.
Thunderbolt
…In Indo-European mythology, the thunderbolt was identified with the 'Sky Father'; this association is also found in later Hellenic representations of Zeus and Vedic descriptions of the vajra wielded by the god Indra. It may have been a symbol of cosmic order, as expressed in the fragment from Heraclitus…
Zeus of Otricoli, a late Hellenistic or early Imperial bust after a 4th-century BC Greek statue
"Cave of Zeus", Mount Ida, Crete
Fresco of enthroned Zeus/Jupiter, Pompeii, House of the Dioscuri, 62-79 CE.
Zeus (centre left) battles against Porphyrion (far right), detail of the Gigantomachy frieze from the Pergamon Altar, Pergamon Museum, Berlin