Four employees of Minera Afrodita and two people who were traveling with them in northern Peru were held hostage for the sixth day on Tuesday, taken by protesters upset over mining development...The company said its workers were there to invite local leaders to a meeting to talk about mining projects. Conflicts between companies and communities, which worry about the social and environmental impact of mining, are common in Peru...Dorato Resources...has the rights to buy up to 100 percent of the company's shares...Indigenous groups accuse the company of engaging in exploration activity, which would require community consent. The company says it is not exploring, just prospecting.