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Gahnospinel

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Big Photo

Jizerská meadow (Iser meadow; Iserwiese), Jizerské Mts (Iser Mts), Liberec Region, Bohemia (Böhmen; Boehmen), Czech Republic




Formula:
(Mg,Zn)Al
 
2
O
 
4
A variety of Spinel

A variety of spinel rich in zinc. May grade into gahnite.

Originally reported from Gem gravels, Ratnapura, Sabaragamuwa Province, Sri Lanka.

Classification of Gahnospinel

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Chemical Properties of Gahnospinel

Formula:
(Mg,Zn)Al
 
2
O
 
4
Essential elements:Al, Mg, O
All elements listed in formula:Al, Mg, O, Zn

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 Gahnospinel

Reference List:

- +
Anderson and Payne (1937), Mineralogical Magazine: 24: 547.

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 692.

Internet Links for Gahnospinel

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    • Localities for Gahnospinel

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    (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.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Liberec Region
        • Jizerské Mts (Iser Mts)
    		Lukas Jankaj specimen
    Sri Lanka
     
    • Sabaragamuwa Province
      • Ratnapura District
        • Ratnapura
    		[Clark, 1993, 249 - "Hey's Mineral Index - 3rd Edition"]
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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. Current server date and time: 19th Jun 2011 14:15:28
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