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Tantalite Mines For Sale In Zimbabwe

An obsolete group name for minerals with the general formula mn,feta,nb 2 o 6, equivalent to the tantalite-fe-tantalite-mn series.Generally mangan-dominant members are more abundant in nature.Many specimens called tantalite actually belong to the columbite series or tapiolite series.Visit gemdat.Org for gemological information about tantalite.

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