"Polianite" is a word in ENGLISH

polianite ENGLISH
Definition:

Manganese dioxide, occurring in tetragonal crystals
nearly as hard as quartz.

Few words of positivity

The owner of the Agut d'Avignon had the air of a 1920s dandy who had ruined himself with one mad night of gambling at baccarat and had only been saved by this restaurant, which he seemed to cherish as if it were his wife or a good fountain pen.

Manuel Vázquez Montalbán, La Soledad Del Manager

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Laugh your heart out.

What happens when a hen eats gunpowder ?She lays hand gren-eggs !

manganite ENGLISH

A compound of manganese dioxide with a metallic oxide; so called as though derived from the hypothetical manganous acid.

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pyrolusite ENGLISH

Manganese dioxide, a mineral of an iron-black or dark steel-gray color and metallic luster, usually soft. Pyrolusite parts with its …

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A process for the recovery or regeneration of manganese dioxide in the manufacture of chlorine, by means of milk of …

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