Latin American activists...will gather...to "pass judgment" on projects they regard as detrimental to local communities, the environment and national security...at the first ethics tribunal against border mining, to be convened Sept. 30 in the Chilean capital. Projects on the borders between Argentina and Chile, Ecuador and Peru, Bolivia and Brazil, El Salvador and Guatemala, Mexico and Guatemala, and Costa Rica and Nicaragua will be examined...Ana María Alvarado, a leader with the Observatory on Mining Conflicts in Latin America...will present a case...against Canadian company Blackfire Exploration, which mines barium oxide in...Chiapas, on the border with Guatemala...A delegation of Canadian NGOs visited Chiapas this year, and found environmental damages, corruption and human rights violations had been committed by the mining company. [refers also to Barrick Gold, Desarrollo de Prospectos Mineros, Afrodita (part of Dorato Resources), Río Blanco (part of Zijin), Jindal Steel, Montana Exploradora (part of GoldCorp), Entre Mares (part of GoldCorp)]