JAKARTA, July 6 -- Brazilian authorities may take the case of a young woman's death on Mount Rinjani to an international human rights body, should Indonesia be found negligent in the rescue operation.

Juliana Marins, 26, died after falling into a ravine while trekking towards the summit of the active volcano on Lombok Island. Although she was reportedly still alive when first sighted by search teams, her body was only recovered later - some 600m down a cliff - after rescue workers were hampered by bad weather and challenging terrain.

According to The Jakarta Post, Brazil's Federal Public Defender's Office (DPU) said it would escalate the matter to the Inter-American Commission on Human Rights if Indonesian authorities are deemed to have...