The attack occurred when the soldiers were escorting several tanker trucks returning from a gold mine near the border with Niger.
According to local authorities, the six people killed were soldiers.
They also stated that the attack was perpetrated by suspected insurgents from radical armed groups with a distorted Islamic faith.
Two years ago, 39 people were killed in an attack on a military convoy near the same mining area, which led to a suspension of production for almost a year, www.sidwaya.com reported.
For six years, the attacks by groups linked to the Islamic State and Al Qaeda have increased in Burkina Faso, an escalation of violence that has killed more than 1,500 people and displaced around one million citizens.