Jakarta, Aug. 18 (SANA)A magnitude 6.1earthquakestruck offIndonesia’s Sumatra coastTuesday, the Indonesian Meteorology, Climatology and Geophysics Agency (BMKG) said.

The quake occurred at a depth of 29 kilometers, with no casualties or material damage reported. No tsunami warning was issued.

On Saturday, a magnitude 7.7 earthquake struck eastern Indonesia, killing 68 people and triggering around 341 aftershocks.

Indonesia, home to around 290 million people, lies on the Pacific Ring of Fire, a zone of intense seismic and volcanic activity that makes it prone to earthquakes and eruptions.KA/MF