Iran to announce nuclear facility incident's cause at 'appropriate time'

The Iranian security official says there has been no radioactive contamination following the "incident"

Iran's Supreme National Security Council (SNSC) said that the country's experts have determined the main cause of a recent "incident" at the Natanz nuclear facility and will announce it at an "appropriate time".

Experts from different sectors started investigating "different hypotheses" about the "incident" at the Natanz site in central Iran immediately after its occurrence on Thursday, and have determined its main cause, SNSC spokesman Keyvan Khosravi was quoted as saying on Friday by Xinhua news agency.

"Due to some security considerations, the cause and manner of this incident will be announced at a proper time," said Khosravi.

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