Gamma round

Gamma rounds are an ammunition type in Fallout 4.

Characteristics
This rare ammunition consists of three capacitors (red, yellow and green) that compose a single round. Together these salvaged electronics power Gamma guns with intense amount of energy, enough to create a tangible pulse of ionizing radiation.

Weapons using this ammunition

 * Gamma gun
 * Lorenzo's artifact
 * Zeta gun

Locations

 * Children of Atom typically use gamma guns, and will therefore have gamma rounds on their person.
 * It can commonly be found in the trade inventory of most weapon merchants.