Santiago: A 6.9 magnitude earthquake jolted central Chile on Monday, however no reports of casualty has been reported yet, Chilean authorities confirmed.
* The epicenter of the earthquake was, which struck at 6:40 pm, was located 72 km west of the coastal city of Valparaiso with a depth of 9.8 km local time (10:40 GMT)
* Chile lies on what is called as the "Ring of Fire" - an arc of fault lines that circles Pacific Basin and is prone to frequent earthquakes and volcanic eruptions.
* The earthquake has since followed by aftershocks, with magnitudes of 5.1 and 5.1.
* This (Ring of Fire) has long history of deadly quakes, including 8.8 magnitude quake in 2010 off south-central coast. which also triggered a tsunami that devastated coastal towns.
* The north of the country was struck by an 8.3 magnitude followed by a tsunami in September 2015, killing 15 people.
* In 2010, a quake measuring 8.8, also followed by tsunami, struck the center and south of the country, killing more than 500 people.
* The long, slender country runs along the border of two tectonic plates, with the Nazca Plate beneath the South Pacific Ocean pushing into the South America Plate, a phenomenon that also formed the Andes Mountains.