Alleghanyite
Introduction '''Alleghanyite''' is a moderately rare humite mineral with formula Mn5(SiO4)2(OH)2, belonging to the nesosilicates class. In general its occurrences are related with metamorphic (metamorphosed) manganese deposits. The mineral is named after Alleghany County, North Carolina, US.
See also * Chondrodite* Clinohumite* Humite* Jerrygibbsite
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