An earthquake measuring 4.5 magnitude on the Richter scale struck on Sunday San Antonio Province in Chile .The US Geological Survey (USGS) said in a statement that the epicenter of the quake was 52 km from the city of Valparaiso in the province, at a depth of 23.7 km.So far, there have been no reports of casualties or material damage due to the earthquake.In 2010, an 8.8-magnitude earthquake followed by a tsunami struck central and southern Chile, killing 500 people.Chile is one of the most earthquake-prone countries in the world due to its location along the Pacific Ring of Fire.Source: Qatar News Agency