Locality type: | Mountain |
Classification |
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Species: | Sigismundite |
Formula: | (Ba◻)(Fe2+◻)Ca(Na2◻)Fe132+Al(PO4)11(PO3OH)(OH)2 |
Comments: | In phengitic quartz. |
Confirmation |
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Validity: | Valid - Type Locality |
Data |
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Mineral Data: | Click here to view Sigismundite data |
Locality Data: | Click here to view Groppera Alp, Madesimo, Sondrio Province, Lombardy, Italy |
Photo Gallery | View Gallery (2 photos) |
Data Identifiers |
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Mindat Occurrence Record ID: | 234378 |
Long-form Identifier: | 1:3:234378:5 |
GUID (UUID V4): | fcf8ad7d-e76e-4ceb-baeb-810bb4cda483 |
References |
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Demartin, F., Gramaccioli, C. M., Pilati, T., Sciesa, E. (1996) Sigismundite, (Ba,K,Pb)Na3(Ca,Sr)(Fe,Mg,Mn)14Al(OH)2(PO4)12, a new Ba-rich member of the arrojadite group from Spluga Valley, Italy. The Canadian Mineralogist, 34 (4) 827-834 |
Groppera Alp, Madesimo, Sondrio Province, Lombardy, Italy