A senior Iranian nuclear negotiator says following several rounds of intense nuclear talks, Iran�s negotiating team will return home while Western delegates are going to meet in the German capital city of Berlin tomorrow�for more consultation.

�Over the past days, very serious and intense talks have been held between delegations of Iran and the P5+1 group of countries,� Iran�s Deputy Foreign Minister for Legal and International Affairs Abbas Araqchi said on Friday.

He added that there is a need for �more consultation and coordination.�

The Iranian negotiator said US Secretary of State John Kerry, UK Foreign Secretary Philip Hammond, German Foreign Minister Frank-Walter Steinmeier, and French Foreign Minister Laurent Fabius will�meet in Berlin, on Saturday.

Araqchi further said the nuclear negotiations will�resume on March 25.

Progress in nuclear talks: Kerry

Meanwhile, the US secretary of state told reporters on Friday that the next round of talks will be also held�in Lausanne, Switzerland.

�We�ve made a lot of progress,� Kerry stated.

Six days of intense nuclear talks

Iran�s Foreign Minister Mohammad Javad Zarif said on Friday that �good progress� has been made over the past six days of the latest round of negotiations and pointed out that some work still needs to be done.

�We made good progress over this week. We�ve done a lot of hard work, but some work remains ahead,� Zarif told Press TV on the sixth day of the latest round of talks in Switzerland, which kicked off in on March 15, with high-level technical talks between Head of the Atomic Energy Organization of Iran (AEOI) Ali Akbar Salehi and US Energy Secretary Ernest Moniz in Lausanne. Experts from Iran and the United States as well as the AEOI spokesman, Behrouz Kamalvandi, also participated in the meeting.

The talks between the United States and Iran are part of broader negotiations between the Islamic Republic and the P5+1 group --�the United States,�Britain, Germany, France,�Russia, China�-- to reach a comprehensive agreement on Tehran�s nuclear program as a deadline slated for July 1 draws closer.

By Press TV