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Anorthoclase-Sanidine

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A variety of Anorthoclase

Feldspar Group. An unnecessary name for a variety of Anorthoclase with the tabular habit of sanidine but the optical extinction of Anorthoclase.

Originally reported from Drachenfels, Königswinter, Siebengebirge, North Rhine-Westphalia, Germany.

Classification of Anorthoclase-Sanidine

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Other Names for Anorthoclase-Sanidine

Synonyms:
Sanidine-Anorthoclase
Other Languages:
German:Anorthoklas-Sanidin

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.

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    • Localities for Anorthoclase-Sanidine

    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.
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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.
    Germany
     
    • North Rhine-Westphalia
      • Siebengebirge
        • Königswinter
    		Engels, A., (1936): Zur chemischen Zusammensetzung des Sanidin-Anorthoklases vom Drachenfels, Zbl. Miner., 9-13
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