magadiite
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Magadiite — is a hydrous sodium silicate mineral (NaSi7O13(OH)3·4(H2O)) which precipitates from alkali brines as an evaporite phase. It forms as soft (Mohs hardness of 2) white powdery monoclinic crystal masses.[1][2] The mineral is unstable and decomposes… … Wikipedia
Lake Magadi — Infobox lake lake name = Lake Magadi image lake = LakeMagadi.png caption lake = image bathymetry = caption bathymetry = location = Rift Valley coords = coord|1|52|S|36|16|E|region:KE 700 type:waterbody|display=inline,title type = inflow = outflow … 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
QUATERNAIRE (ÈRE) — Le terme «Quaternaire» a été créé en 1829 par le géologue français Jules Desnoyers. Il s’agit de la période de temps la plus récente et la plus courte de l’échelle géologique. Constituant la dernière époque du Cénozoïque et des temps… … Encyclopédie Universelle
