Betafite (of Hogarth 1977)
Fayalite-Forsterite Series
Fluornatropyrochlore [TL]
Hydroxycalciopyrochlore [TL]
Kenoargentotetrahedrite-(Fe)
Manganese-bearing Calcite
carbonate sediments and sedimentary rock
fine-grained ultramafic-rock
iron rich sedimentary rocks
metamorphic rocks and metasediments
peralkaline alkali-feldspar-granite
sedimentary rocks and sediments