Selenite vs Mica - What's the difference?
selenite | mica |
(mineralogy) A soft, glassy form of gypsum (chemical formula Ca]]SO4·2[[water, H2O).
(inorganic chemistry) The anion SeO32− derived from selenous acid; any salt or ester of selenous acid.
Any of a group of hydrous aluminosilicate minerals characterized by highly perfect cleavage, so that they readily separate into very thin leaves, more or less elastic.