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Microperthite

A Mixture Of:Albite-Anorthite Series, K Feldspar


A microscopic intergrowth of albite or other plagioclase and orthoclase or microcline. Differs from regular perthite in the size of the intergrowths, which are visible in perthite, but require magnification to observe in microperthite.

Classification of Microperthite

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Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Microperthite

Reference List:Aberdam, D. (1965) Utilisation de la microscopic electronique pour l'etude des feldspaths: observations sur des microperthites. cience de la Terre: 6: 1-76.

Internet Links for Microperthite

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    Localities for Microperthite

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    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Canada
     
    • Ontario
      • Hastings Co.
        • Bancroft District
          • Monteagle Township
    		ref.: D.F. Hewitt (1954)
    China
     
    • Liaoning Province (Manchuria; Dongbei Region)
      • Dalian Prefecture
        • Wafangdian Co.
    		Matsuda, K. (1969) Copper-bearing contact deposits of Hua-tung-kou, Fu Hsien, Feng-tien province, Manchuria (in: Geology and Mineral Resources of the Far East, vol. 2, pp 414-422, Tokyo University Press).
    USA
     
    • Indiana
      • Switzerland Co.
        • Florence
    		Byron F. King (1932) American Mineralogist, 17, #10, 485-490.
    • Pennsylvania
      • Allegheny Co.
        • Pittsburgh
    		Byron F. King (1932) American Mineralogist, 17, #10, 485-490.
          • Neville Island
    		Byron F. King (1932) American Mineralogist, 17, #10, 485-490.
      • Lawrence Co.
        • East Moravia
    		Byron F. King (1932) American Mineralogist, 17, #10, 485-490.
    • Texas
      • Hudspeth Co.
        • Corudas Mts
    		Can Min 6:399-402
    • West Virginia
      • Wetzel Co.
        • New Martinsville
    		Byron F. King (1932) American Mineralogist, 17, #10, 485-490.
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 3rd Nov 2009 22:38:58