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described in 1890. The
earliest use is from
Edward Dana. The name
manganophyllite also
suggests the manganese-rich
properties of said gem, as the name...
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Magnesiopascoite Magnesite Magnetite Majorite Malachite Malayaite Manganite Manganophyllite Manganosite Manganvesuvianite Mansfieldite Marcasite Margaritasite...
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Strong Dispersion r < v (Fe rich); r > v weak (Mg rich)
Ultraviolet fluorescence None
References Major varieties Manganophyllite K(Fe,Mg,Mn)3AlSi3O10(OH)2...
- geikielite, hematite, spinel, gahnite, chromite, magnetite, ganophyllite,
manganophyllite, hendricksite,
garnet and calcite. Warr, L.N. (2021). "IMA–CNMNC approved...