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Alurgite

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Big Photo

Prabornaz Mine (ex Praborna Mine), Saint-Marcel, Aosta Valley, Italy
© Paolo Grosso

Show Alurgite Photos (13)



Formula:
K
 
2
(Mg,Al)
 
4-5
(Al,Si)
 
8
O
 
20
(OH)
 
4
Colour:Purple
A variety of Muscovite

Placed by W. T. Schaller (1959) as an intermediate between leucophyllite (now a synonym of aluminoceladonite) and muscovite. Rider et al. Considered it to be a manganoan variety of muscovite or illite.

Classification of Alurgite

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Physical Properties of Alurgite

Colour:Purple

Chemical Properties of Alurgite

Formula:
K
 
2
(Mg,Al)
 
4-5
(Al,Si)
 
8
O
 
20
(OH)
 
4
Essential elements:Al, H, K, Mg, O
All elements listed in formula:Al, H, K, Mg, O, Si

Other Names for Alurgite

Other Languages:
German:Alurgit
Spanish:Alurgita

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 Alurgite

Reference List:

- +
Heinrich, Eberhardt William & Alfred Abraham Levinson (1953), Studies in the mica group: mineralogy of the rose muscovites: Am. Min.: 38: 25-49.
Rider et al., 1998, Can. Min.

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    • Localities for Alurgite

    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.
    Hide Locality List
    (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.
    Austria
     
    • Salzburg
      • Lungau
        • Taurach valley
          • Fuchs Alp - Fuchs lake area (incl. Schwarz Alp; Schwarz lake; Kohlsberg Alp)
    		A. Strasser: Die Minerale Salzburgs (1989)
    • Tyrol
      • East Tyrol
        • Kals valley
    		Meixner, H. (1939): Alurgit und seine Vorkommen : Beziehungen zu Fuchsit und Mariposit. Annalen Naturhist. Museum, Wien, 50, 694-703.
    Neinaveie, M. H. (1979): Schichtgebundene Metallanreicherungen in den Schieferhüllen und in der Matreier Zone Osttirols. Unpubl. Dissertation, Universität Innsbruck, xx pp.
    MEIXNER, H. (1968): Neue Mineralfunde in den österreichischen Ostalpen XXIII. Carinthia II, 158./78., 96-115.
        • Virgen valley
          • Prägraten
    		Weinschenk (1896); Meixner, H. (1939): Alurgit und seine Vorkommen : Beziehungen zu Fuchsit und Mariposit. Annalen Naturhist. Museum, Wien, 50, 694-703.
    India
     
    • Madhya Pradesh
      • Jabalpur Division
        • Chhindwara District (Chindawara District; Chindwara District)
    		Roy, S., and Purkait, P.K. (1968): Contributions to Mineralogy and Petrology 20, 86-114.
      • Jhabua District
    		Nayak, V. K. (1966): Mineralogy and genesis of the manganese ores of Kajlidongri mine, district Jhabua, Madhya Pradesh, India. Economic Geology 61, 1280-1282.
    Italy
     
    • Aosta Valley
      • Nus
        • Saint-Barthélemy
    		Pagani G. (1973): Località mineralogiche consigliate: Varanche St. Barthelemy (Lignan Aosta) - in Notizie del Gruppo Min. Lombardo, n. 4, Dec 1973, pp. 82-84
      • Saint-Marcel
    		Castello P. (1982) - Il giacimento manganesifero di Praborna (St. Marcel - AO) - Rivista Mineralogica Italiana, Fasc. 3, pp. 87-92
    Japan
     
    • Kyushu Region
      • Nagasaki Prefecture
        • Nagasaki City
          • Kinkai-Tone-machi
    		Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)
    Norway
     
    • Sør-Trøndelag
      • Oppdal
    		http://www.strahlen.org/vp/no/bjornaa/
    Sweden
     
    • Lappland
    		No reference listed
    Switzerland
     
    • Grischun (Grisons; Graubünden)
      • Hinterrhein Valley
        • Ferrera Valley
          • Starlera Valley
    		Meixner, H. (1939): Alurgit und seine Vorkommen : Beziehungen zu Fuchsit und Mariposit. Annalen Naturhist. Museum, Wien, 50, 694-703.
    USA
     
    Am.Min.: 24: 123.
      • San Bernardino Co.
        • Cajon
          • Cajon Pass
    		Webb, R.W. (1939), Investigation of a new occurrence of alurgite from California: American Mineralogist: 24: 124; Heinrich, Eberhardt William & Alfred Abraham Levinson (1953), Studies in the mica group: mineralogy of the rose muscovites: American Mineralogist: 38: 41; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 275.
    Zambia
     
    • Central Province
      • Serenje
    		specimen label from Munich Micromount Group kanonaite specimen.
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. 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. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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