Aquarius platinum
Sibanye Gold bids $294m for Aquarius Platinum
Under the deal announced on Tuesday, Sibanye offered 19.5 US cents per Aquarius share.
Aquarius Platinum fell 3.9 percent, making it the biggest decliner of the session.
The mining union will sign a three-year wage agreement with Royal Bafokeng Platinum today.
Mining companies are reviewing their operations which could lead to massive job losses.
Anglo American Platinum strike leaders spoke at the Olympia stadium in Rustenburg.
The Aquarius mine has suspended its operations following a strike on Friday.
Police fire teargas at striking Anglo workers on Friday in ongoing protests.
NUM spokesperson Lesiba Seshoka called on police to take action against those involved.