Jan 11 (Reuters) - NioGold Mining Corp NOX.V :
* Oban mining to acquire Niogold Mining
* Says deal for implied offer price of $0.50 per Niogold share
* Oban to offer for sale, on private placement basis, 8.33 million subscription
receipts of Oban at $1.20 per Oban sr
* Source text for Eikon ID:nCCN17MqCw
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