Venezuela has appointed two public officials to look into the allegations . Indigenous groups say only five survivors have been found from a community of about 80 . Harm caused by Brazilian gold mining in the Amazon region is a long - standing issue . The indigenous organization 's declaration said that the number of people killed had yet to be fully established , but that of about 80 Yanomami people who lived in the community , only three survivors had been found . The attack is believed to have happened in 2005 , but information is only now emerging .
Venezuela has appointed two public officials to look into the allegations . Indigenous groups say only five survivors have been found from a community of about 80 . Harm caused by Brazilian gold mining in the Amazon region is a long - standing issue . The attack is believed to have happened in 2005 , but information is only now emerging .