general/manganese-ii-minerals
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Spessartine
Nesosilicate, manganese aluminium garnet species
Alabandite
Sulfide mineral
Chambersite
Manganese borate mineral
Hübnerite
Oxide mineral
Sarkinite
Mineral
Triplite
Phosphate mineral
Wolframite
Iron manganese tungstate mineral
Hureaulite
Manganese phosphate mineral
Geigerite
Mineral
Arsenoclasite
Mineral