s/n15051503

Information
has gloss	(noun) a dark-colored spinel containing iron pleonaste, Ceylonite
has gloss	eng: Ceylonite (first cited 1793) and Pleonaste (first cited 1801) are dingy blue or grey to black varieties of spinel. Ceylonite, apparently named for the island of Ceylon (where it is not known to occur), is a ferroan spinel with Mg:Fe from 3:1 and 1:1, and little or no ferric iron. Pleonaste is named from the Greek for abundant, for its many crystal forms.
lexicalization	eng: Ceylonite
lexicalization	eng: pleonaste
subclass of	(noun) a hard glassy mineral consisting of an oxide of magnesium and aluminum; occurs in various colors that are used as gemstones spinel

Links
similar	e/Ceylonite

Media
media:img	Pleonaste.jpg