Canyon Resources (ASX:CAY) upgrades Minim Martap bauxite ore reserve, Cameroon SubscribeBe the first with the news that moves the market West African bauxite miner Canyon Resources (CAY) has bolstered the ore reserve estimate for its flagship Minim Martap Bauxite Project in Cameroon The company told shareholders today the upgraded ore reserve is 99.1 million tonnes at 51.6 per cent aluminium oxide and 2.4 per cent silica Importantly, this entire reserve falls under the "proved" classification, bolstering Canyon's confidence in the project and de-risking mining costs Canyon Director of Projects James Durrant said the new reserve means 97 per cent of the first 20 years of mining will be from proven ore reserves