Wulfenite: Wulfenite mineral information and data.
<m>Stolzite Wulfenite Series</m>. A secondary mineral typically found as thin tabular crystals with a bright orange red, yellow orange, yellow or yellowish grey colour in the oxidised zones of hydrothermal lead deposits. In unique
Iron, 26 Fe General properties Appearance lustrous metallic with a grayish tinge Standard atomic weight (A r, standard) 7001558450000000000 55.845(2) Iron in the Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen
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Society and Science: Home Page Dictionary People Books Web links Social Science History: Time line for the history of society, science and social science A time line from before writing began to the present, linked to Andrew
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Presentation Prezentado This dictionary is issued from the data of the multilingual dictionary Ergane. It contains more than 15000 words. If you wish to have a rapid overview of the Esperanto vocabulary consult the glossary of most