Susan Shabangu has been accused of not taking any action despite being informed of the deaths.
The company says its immediate aim is to ramp up production after a crippling five month strike.
Despite reports of Lonmin cutting 5,700 positions, Amcu says it’s not received word from the company.
According to a report, the platinum producers aims to cut around 5,700 jobs.
The plan would see the closure of four to six of the company's 11 shafts.
Lonmin and the government were absent from the Marikana commemoration rally.