A small eruption was detected on Saturday at a volcano in eastern Democratic Republic of Congo but was not believed to threaten any inhabited areas, the government said. The eruption at Mount Nyamuragira comes a week after the nearby Mount Nyiragongo erupted, killing at least 31 people and forcing hundreds of thousands to flee their homes. Nyamuragira lies around 25 km (16 miles) north of Goma, a city of about 2 million people, but Mount Nyiragongo stands between them, creating a natural barrier. "It's not in a zone that's inhabited and it's not of a great intensity," government spokesman Patrick…