ottrelite
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Ottrelite — General Category Nesosilicate Chemical formula (Mn,Fe,Mg)2 … Wikipedia
Ottrelite — Ot trel*ite, n. [From Ottrez, on the borders of Luxembourg.] (Min.) A micaceous mineral occurring in small scales. It is characteristic of certain crystalline schists. [1913 Webster] … The Collaborative International Dictionary of English
ottrelite — /o treuh luyt /, n. Mineral. a brittle mica containing manganese and similar to margarite in physical and chemical properties. [1835 45; < F ottrélite, named after Ottrez, Belgium, where it is found; see LITE] * * * manganese rich variety… … Universalium
ottrelite — ˈä.trəˌlīt noun ( s) Etymology: French ottrélite, from Ottrez, Belgium, its locality + French lite : a gray to black mineral occurring in small scales in certain schists and being a variety of chloritoid … Useful english dictionary
ottrelite-slate — ottˈrelite slate noun A clay slate with minute plates of ottrelite • • • Main Entry: ↑ottrelite … Useful english dictionary
ottrelite — ot·tre·lite … English syllables
List of minerals N-R (complete) — It is currently not possible to have a complete list of minerals . The International Mineralogical Association is the international group that recognises new minerals and new mineral names, however minerals discovered before 1959 did not go… … Wikipedia
chloritoid — ▪ mineral common silicate mineral, a basic aluminosilicate of manganese, magnesium, and iron. Once thought to be a member of the brittle mica group, chloritoid has been demonstrated to be structurally different; it is further distinguished… … Universalium
CHLORITOÏDES — Le nom des chloritoïdes provient de leur ressemblance avec les micas de la famille des chlorites, dont ils possèdent la couleur verte et les possibilités de clivages en fines lamelles. Les chloritoïdes sont des subnésosilicates: en plus des… … Encyclopédie Universelle
Phyllite — Phyl lite, n. [See {Phylo }.] (Min.) (a) A mineral related to ottrelite. (b) Clay slate; argillaceous schist. [1913 Webster] … The Collaborative International Dictionary of English
