Glaucochroite

Glaucochroite is a calcium manganese nesosilicate mineral with formula: CaMnSiO₄. It occurs in metamorphosed limestones.

It was first described in 1899 in Franklin Furnace, Sussex County, New Jersey.

References

Mindat.org
Webmineral.com
Handbook of Mineralogy

Manganese minerals

Borates

Sussexite
Tusionite

Carbonates

Ankerite
Kutnohorite
Rhodochrosite
Manganoan Calcite

Oxides

Simple	Hausmannite Manganite Manganosite Nsutite Pyrolusite

Mixed	Birnessite Bixbyite Ferrocolumbite Ferrotantalite Galaxite Jacobsite Manganotantalite Psilomelane Romanèchite Tantalite Todorokite Umber

Phosphates

Childrenite
Graftonite
Lithiophilite
Natrophilite
Purpurite
Triplite
Triploidite
Zanazziite

Silicates

Babingtonite
Bixbite
Braunite
Brownleeite
Calderite
Chloritoid
Eudialyte
Glaucochroite
Jeffersonite
Knebelite
Ottrelite
Piemontite
Pyroxferroite
Rhodonite
Spessartine
Sugilite
Tephroite
Zakharovite
Zircophyllite

Sulfides

Alabandite
Hauerite
Rambergite

Other

Axinite (borosilicate)
Geigerite (arsenate)
Manganese nodule (various)
Samsonite (Sulfosalt)
Zincobotryogen (sulfate)
Wolframite
Hübnerite

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