A few corrections…
The Trinity site is in New Mexico, not Arizona. Also, the Trinity test was a plutonium bomb, not uranium. The plutonium was produced at the Hanford site in Washington state.
https://www.nps.gov/mapr/hanford.htm
In summary:
Trinity test: Plutonium fuel, implosion type device
Hiroshima: Uranium fuel, gun-type device
Nagasaki: Plutonium fuel, implosion device
_Pete