Part of Mother Theresa inspired Missionaries of Charity, Valsa has been carrying out charitable deeds since the last few years at Jharkhand's Thakore district. She was believed to be living with the tribals in the area.
According to reports, the incident happened when a group of around 20 people barged into the hut she was staying and attacked her.
There is widespread speculation that Maoists are behind the attacks. Her brother in Kerala has however commented that she faced threats from the mining mafia in the state. On hearing the gruesome death, relatives of the nun have rushed to Jharkhand.