laumontite
Look at other dictionaries:
Laumontite — Catégorie IX : silicates[1] Laumontite mine Himalaya États Unis … Wikipédia en Français
Laumontite — is a mineral, one of the zeolite group. Its molecular formula is Calcium(AluminiumSilicon|2Oxygen|6)2 middot;4H2O, a hydrated calcium aluminium silicate. Potassium or sodium may substitute for the calcium but only in very small amounts.It is… … Wikipedia
Laumontite — Lau mont*ite, n. [From Dr. Laumont, the discoverer.] (Min.) A mineral, of a white color and vitreous luster. It is a hydrous silicate of alumina and lime. Exposed to the air, it loses water, becomes opaque, and crumbles. [Written also {laumonite} … The Collaborative International Dictionary of English
laumontite — ● laumontite nom féminin (de Laumont, nom propre) Aluminosilicate hydraté naturel de calcium, du groupe des zéolites … Encyclopédie Universelle
laumontite — /loh mon tuyt/, n. a white zeolite mineral, chiefly hydrated silicate of aluminum and calcium. [1795 1805; named after F. P. N. G. de Laumont (1747 1834), French mineralogist who discovered it; see ITE1] * * * ▪ mineral common hydrated calcium… … Universalium
laumontite — lau·mont·ite … English syllables
laumontite — … Useful english dictionary
laumonite — Laumontite Lau mont*ite, n. [From Dr. Laumont, the discoverer.] (Min.) A mineral, of a white color and vitreous luster. It is a hydrous silicate of alumina and lime. Exposed to the air, it loses water, becomes opaque, and crumbles. [Written also… … The Collaborative International Dictionary of English
Laumontit — (Museo Geominero de Madrid) Chemische Formel CaAl2Si4O12 · 4 H2O Mineralklasse Gerüstsilikat Zeolithgruppe 09.GB.10 (nach Strunz) 77.01 … Deutsch Wikipedia
List of minerals K-M (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
