The explosion, suspected to be caused by gelatin, damaged the main gate and brick fencing of Lt Col (Retd) Z S Zuala's residence besides damaging the building of his neighbour, police said.
The walls and windows of the neighbouring building were damaged, but no one was killed or injured in the explosion,they said.
A powerful explosion took place near the residence of the Mizoram Parliamentary Secretary for Home in Mission Veng locality early on Friday morning.
Mizoram Home Minister R Lalzirliana and other top officials also visited the place of the incident.