hilgardite

hilgardite
хилгардит, Ca2B5O9Cl•(H2O); Ca2B5O9Cl*H2O;

English-Russian dictionary of geology. 2011.

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  • Hilgardite — is a mineral with the chemical formula Ca2B5O9Cl·H2O. It is named after Eugene W. Hilgard. It is found in Germany and Louisiana. It is transparent and has vitreous luster. It is colorless, but leaves a white streak. It has a triclinic crystal… …   Wikipedia

  • hilgardite — noun A vitreous mixed borate and chloride mineral of calcium …   Wiktionary

  • hilgardite — hil·gard·ite …   English syllables

  • hilgardite — ˈhilˌgärˌdīt, gər noun ( s) Etymology: Eugene W. Hilgard died 1916 American geologist + English ite : a mineral Ca8(B6O11)3Cl4.4H2O consisting of hydrous chloride and borate of calcium occurring in colorless monoclinic domatic crystals …   Useful english dictionary

  • List of minerals (synonyms) — It is currently not possible to have a complete list of minerals . The International Mineralogical Association (IMA) is the international group that recognises new minerals and new mineral names, however minerals discovered before 1959 did not go …   Wikipedia

  • List of minerals F-J (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

  • Classification of minerals — This list gives an overview of the classification of minerals (non silicates) and includes mostly IMA recognized minerals and its groupings. This list complements the alphabetical list on List of minerals (complete) and List of minerals. Rocks,… …   Wikipedia

  • parahilgardite — “+ noun Etymology: para (I) + hilgardite : a mineral Ca8(B6O11)3Cl4.4H2O consisting of a hydrous borate and chloride of calcium dimorphous with hilgardite …   Useful english dictionary

  • List of minerals — This is a List of minerals for which there are Wikipedia articles. Mineral variety names and mineraloids are to be listed after the valid minerals for each letter.For a complete listing (about 4,000) of all mineral names: List of minerals… …   Wikipedia

  • Monoclinic crystal system — An example of the monoclinic crystals, orthoclase In crystallography, the monoclinic crystal system is one of the 7 lattice point groups. A crystal system is described by three vectors. In the monoclinic system, the crystal is described by… …   Wikipedia

  • Boracite — is a magnesium borate chloride mineral with formula: Mg3B7O13Cl. It occurs as blue green, colorless, gray, yellow to white crystals in the orthorhombic pyramidal crystal system. Boracite also shows pseudo isometric cubical and octahedral forms.… …   Wikipedia


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