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Aphrosiderite

Big Photo

Michigamme, Marquette iron range, Marquette Co., Michigan, USA
© Rob Lavinsky

Formula:
(Fe,Mg,Al)
 
6
(Si,Al)
 
4
O
 
10
(OH)
 
8


Non-approved member of the Chlorite Group.
Originally reported from Gelegenheit Mine, Weilburg, Wetzlar, Hesse, Germany.

Classification of Aphrosiderite

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Chemical Properties of Aphrosiderite

Formula:
(Fe,Mg,Al)
 
6
(Si,Al)
 
4
O
 
10
(OH)
 
8
Essential elements:Fe, H, O, Si
All elements listed in formula:Al, Fe, H, Mg, O, Si

Other Names for Aphrosiderite

Other Languages:
German:Aphrosiderit
Spanish:Aphrosiderita

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.

Internet Links for Aphrosiderite

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    Localities for Aphrosiderite

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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.
    Antarctica
    AmMin 36:361-367
    AmMin 36:361-367
    Germany
     
    • Hesse
      • Wetzlar
        • Weilburg
    		No reference listed
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Strzegom-Sobótka Massif
        • Świdnica District
    		Websky, M. (1878): Zeitschrift der Deutschen Geologischen Gesellschaft 31, 211.
    Slovakia
     
    • Prešov Region
      • Northern Slanské Mts
    		Duda et. all.,1981:Minerály severnej časti Slanských vrchov. Min.Slovca,Monografia 2,Bratislava, 98 p
    USA
     
    • Michigan
    		www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf.
    www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf.
    www.deq.state.mi.us/documents/deq-glm-rcim-geology-Minerals_Found_In_Michigan.Pdf.
    Mineral and/or Locality
    Google
     
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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: 7th Nov 2009 19:42:22