Tivan (ASX:TVN) started the first phase of a drill program at the Speewah fluorite project in Western Australia, according to a Friday filing with the Australian bourse.

The program aims to source samples for metallurgical testing, the filing said.

Tivan's shares fell past 7% at market close Monday.

Price (AUD): $0.05, Change: $-0.004, Percent Change: -7.27%