porosity, primary


porosity, primary
   Porosity of some lithological material that developed while the rock was forming.

A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. . 2002.

Look at other dictionaries:

  • porosity, tertiary —    Porosity caused by solutional enlargement of secondary porosity.    See also pore; pore space; porosity; porosity, effective; porosity, primary; porosity, secondary …   Lexicon of Cave and Karst Terminology

  • porosity, secondary —    Porosity of some lithologic material that has developed after the rock was initially formed, such as joints and fractures, and may be capable of enlargement by dissolution processes.    See also pore; pore space; porosity, effective; porosity …   Lexicon of Cave and Karst Terminology

  • porosity —    1. The ratio of the aggregate volume of interstices in a rock or soil to its total volume; generally stated as a percentage [10].    2. The ratio, usually expressed as a percentage, of the total volume of voids of a given porous medium to the… …   Lexicon of Cave and Karst Terminology

  • porosity, effective —    1. The ratio, usually expressed as a percentage of the total volume of voids available for fluid transmission to the total volume of the porous medium [22].    2. The ratio of the volume of the voids of a soil or rock mass that can be drained… …   Lexicon of Cave and Karst Terminology

  • Porosity — or void fraction is a measure of the void (i.e., empty ) spaces in a material, and is a fraction of the volume of voids over the total volume, between 0–1, or as a percentage between 0–100%. The term is used in multiple fields including… …   Wikipedia

  • primary porosity — Смотри первичная пористость …   Энциклопедический словарь по металлургии

  • interstice —    1. An opening in a rock or soil that is not occupied by solid matter [22].    2. An opening or space which may be occupied by air, water, or other gaseous or liquid material [22].    Synonymous with void, pore.    See also pore; pore space;… …   Lexicon of Cave and Karst Terminology

  • pore space —    1. The total space not occupied by solid soil or rock particles [22].    2. The space occupied by voids containing gases or liquids in soil or rock samples [16].    See also interstice; porosity; porosity, effective; porosity, primary;… …   Lexicon of Cave and Karst Terminology

  • Сингенетическая, первичная пористость — ► primary porosity Пористость, возникшая одновременно с образованием горной породы. К сингенетической пористости относятся: ■ пустоты между зернами и частицами, слагающими породу ■ промежутки между плоскостями наслоения ■ пузыри и поры в… …   Нефтегазовая микроэнциклопедия

  • первичная пористость — [primary porosity] пористость (1.), образованая при кристаллизации металлов и сплавов. Смотри также: Пористость усадочная пористость остаточная пористость осевая пористость …   Энциклопедический словарь по металлургии


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