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	 Panunzite Mineral Data  |  |  | 
   
| General Panunzite  Information  | 
|  Chemical  Formula: | (K,Na)AlSiO4 | 
|  Composition: | Molecular Weight = 154.14 gm | 
|  | Potassium  19.02 %  K    22.92 % K2O | 
|  | Sodium      3.73 %  Na    5.03 % Na2O | 
|  | Aluminum   17.51 %  Al   33.08 % Al2O3 | 
|  | Silicon    18.22 %  Si   38.98 % SiO2 | 
|  | Oxygen     41.52 %  O | 
|  | ______        ______ | 
|  | 100.00 %      100.00 % = TOTAL OXIDE | 
|  Empirical Formula: | K0.75Na0.25AlSiO4 | 
|  Environment: | Within cavities of pyroxene-rich ejecta blocks that are part of a recent volcanoclastic deposit. | 
|  IMA Status: | Approved IMA 1988 | 
|  Locality: | From Monte Somma and Vesuvius, Campania, Italy. Link to MinDat.org Location Data. | 
|  Name Origin: | Named for Dr. Achille Panunzi, Professor of Chemistry, University of Naples, Naples, Italy. | 
|  Name Pronunciation: | Panunzite  + Pronunciation   | 
|  Synonym: | ICSD 30951 | 
|  | PDF 31-1081 | 
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