Volta Mining (ASX:VTM) (not Volta Resources VTR.V) in Mali and Burkina Faso, by buying Mauritian Firm Sahel. See: http://www.proactiveinvestors.com.au/companies/news/24578/volta-mining-on-the-hunt-for-west-african-gold-after-new-acquisition-boosts-footprint-24578.html