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Kao kimberlite pipe, Butha-Buthe District, Lesotho

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Kao main pipe, which is an irregular oval, is the largest in the country at 19.8ha and situated at an altitude of 2500m in the north approximately 200 kilometres from Maseru. Its satellite is 3.2ha and lies 400m to the west of the main pipe. Kao Diamond Mine (Pty) Ltd started production in November 2007.
http://www.mines.gov.ls/index.php?option=com_content&task=view&id=14&Itemid=33

http://www.minsocam.org/ammin/AM53/AM53_1833.pdf





Mineral List:
  		•  Diamond
    C
    Reference: []
  		•  Diopside
    var: Chromian Diopside
    (Ca,Cr)MgSi
     
    2
    		O
     
    6
    Reference: []
  		•  Enstatite
    Mg
     
    2
    		[SiO
     
    3
    		]
     
    2
    Reference: []
  		•  Ilmenite
    Fe
    2+
     
    		TiO
     
    3
    Reference: []
  		•  Knorringite (TL)
    Mg
     
    3
    		Cr
     
    2
    		[SiO
     
    4
    		]
     
    3
    Type Locality: Kao kimberlite pipe, Butha-Buthe District, Lesotho
    Reference: [AmMin 53 (1968), 1833-1840]
  		•  'Olivine'
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
    Reference: []
  		•  Omphacite
    (Ca,Na)(Mg,Al)[Si
     
    2
    		O
     
    6
    		]
    Reference: []
  		•  Perovskite
    CaTiO
     
    3
    Reference: []
  		•  Pyrope
    Mg
     
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: []
  		•  Rutile
    TiO
     
    2
    Reference: []
  		•  Sanidine
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Mathias, M., Siebert, J.C., and Rickwood, P.C. (1970): Contributions to Mineralogy and Petrology 26, 75-123.]
  		•  Spinel
    MgAl
     
    2
    		O
     
    4
    Reference: []
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: []


    13 entries listed. 11 valid minerals. 1 type locality (valid mineral).

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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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: 4th Nov 2009 16:09:33