Head of the province's natural disasters office said the tremor inflicted property damage in the town of Qa'emiyeh, forcing local officials to call off schools.

"According to reports obtained so far, the earthquake has caused no fatalities," Amir Taqizadeh said, adding relief worker are assessing the damage.

Head of the education office in Qa'emiyeh said 10 educational units have been damaged in the earthquake, including four buildings which have totally been destroyed.

Seismological bases of Tehran University registered a tremor at 09:09 a.m. local time (0439 GMT), with its epicenter near Kazeroun 160 km west of the provincial capital, Shiraz.

Another earthquake of 3.7 intensity, jolted the town of Mamasani in the Fars province early Saturday.

Tehran University's Geophysics Institute registered a tremor at 0401 hours local time and centered it around Nourabad.

Earthquakes of minor magnitude are a regular occurrence in Iran which is situated on some of the world's seismic fault lines.

The country witnessed the world's worst disaster in 2003 last December, in which more than 41,000 people were killed in the ancient city of Bam.

According to the Zurich-based Swiss Re, the earthquake in Bam on December 26 was the fourth largest in terms of victims since 1970. The third largest was the quake in Gilan, northern Iran, which left 50,000 dead in 1990.