Using Logic To Get Some Valences of Mangan Neptunite

The mineral mangan neptunite has the empirical formula K2Na4Li2Mn3Fe2+Ti4Si16O48 It's been found locally here in St.Hilaire and samples on ebay are not cheap. The compound fascinates me because it┬áconsists of seven oxides, all of which are binary compounds. Can you give formulas for each of the oxides? We expect you to get the answer from... Continue Reading →

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