Betafite (of Hogarth 1977)
Fayalite-Forsterite Series
Hydroxymcglassonite-(K) [TL]
Manganese-bearing Calcite
Olmiite-Poldervaartite Series
Potassic-mangani-leakeite [TL]
carbonate sediments and sedimentary rock
fine-grained ultramafic-rock
iron rich sedimentary rocks
metamorphic rocks and metasediments
sedimentary rocks and sediments
silicate- and ore-metasomatite