Meaning of PSILOMELANE
| Pronunciation: | | sI'lâmu`leyn
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 WordNet Dictionary |
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| | Definition: | | [n] a mineral consisting of hydrated basic oxide of manganese and barium; a source of manganese |
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| | See Also: | | atomic number 25, manganese, mineral, Mn | |
| Webster's 1913 Dictionary |
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| | Definition: | | \Psi*lom"e*lane\, n. [Gr. ? bare + ?, ?, black.]
(Min.)
A hydrous oxide of manganese, occurring in smooth, botryoidal
forms, and massive, and having an iron-black or steel-gray
color.
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