Meaning Of The Word Psilomelane

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Psilomelane Meaning

Psilomelane Definition
Psilomelane Definition

What's The Definition Of Psilomelane?

psilomelane in American English
noun: a common mineral consisting of a mixture of pyrolusite and other oxides of manganese, usually found in black, rounded masses: an ore of manganese

psilomelane in British English
noun: a common black to grey secondary mineral consisting of hydrated basic oxide of manganese and barium: a source of manganese. Formula: BaMn9 O16(OH)4

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