|The Mazda T35 in flames|
The lorry, a Mazda T35, was carrying people headed towards Rimai in Chipinge where they were going to bury a relative.
The accident happened at Manzvire, 15 kilometres from Checheche Growth Point.
Manicaland police traffic coordinator Superintendent Mukahanana confirmed the accident which occurred at around 7am in Chisumbanje.
He said all the passengers in the T35 truck, including the driver, were burnt to death.
Eye witnesses said firefighters were still battling to contain the fire and the bodies of the deceased are yet to be retrieved from the flames.
A coffin with a corpse which was in the T 35 truck was also burnt.
According to an eyewitness, Claris Madhuku of Platform for Youth Development, the T35 collided head on with a Greenfuel tanker, which was going to Harare, resulting in the tanker exploding.
According to Madhuku,23 people have died.
21 people were burnt to death on the accident spot and two more died on the way to the hospital.
Greenfuel has issued a condolence message to the deceased familes.
"Green Fuel joins the Chisumbanje community, the nation at large and most importantly the families of the deceased, in mourning the lives tragically lost in a road accident which occurred today in Chipinge South, along the Tanganda - Chiredzi highway near Checheche.
"As we come to terms with the devastating aftermath of this tragedy, we convey our sincere heartfelt condolences to the families of the deceased."