DY6 Metals (ASX:DY6) is conducting a soil sampling campaign at its Central rutile project in Cameroon, delineating higher rutile-grade areas which will be followed up with the firm's planned auger drilling program, according to a Tuesday Australian bourse filing.

The campaign is running concurrently with a 24-hole reconnaissance drilling campaign underway across the northern portion of the Nsimbo and Alamba licenses, the filing said.

DY6 Metals' shares fell almost 7% in recent trading on Tuesday.