| Locality type: | Outcrop |
| Classification |
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| Species: | Davidsmithite |
| Formula: | (Ca,◻)2Na6Al8Si8O32 |
| Chemical Analyses: |
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| Oxide wt%: | | 1 |
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| CaO | 3.16 % |
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| K2O | 0.69 % |
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| Na2O | 16.89 % |
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| Al2O3 | 35.52 % |
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| Fe2O3 | 0.13 % |
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| SiO2 | 43.63 % |
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| MgO | 0.02 % |
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| MnO | 0.04 % |
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| NiO | 0.01 % |
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| TiO2 | 0.04 % |
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| Total: | 100.13 % |
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|
| Empirical formulas: | | 1 | ([Ca0.636□0.636]□0.414K0.165Na0.149)Σ2.000Na6.000(Al7.863Fe3+0.019)Σ7.882Si8.192O32 |
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| Sample references: | |
| 1 | Type Specimen | Kechid, Sid-Ali, Parodi, Gian Carlo, Pont, Sylvain, Oberti, Roberta (2017) Davidsmithite, (Ca,â–¡)2Na6Al8Si8O32: a new, Ca-bearing nepheline-group mineral from the Western Gneiss Region, Norway. European Journal of Mineralogy, 29 (6) 1005-1013 doi:10.1127/ejm/2017/0029-2667 |
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| Comments: | = UM1986-//-SiO:AlCa. Refered to as a "new K-poor, Ca-rich nepheline structure mineral" by Smith & Kechid (1986). |
| Confirmation |
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| Validity: | Valid - Type Locality |
| Data |
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| Mineral Data: | Click here to view Davidsmithite data |
| Locality Data: | Click here to view Liset eclogite pod, Liset, Selje, Stad, Vestland, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1024268 |
| Long-form Identifier: | 1:3:1024268:7 |
| GUID (UUID V4): | 0 |
| References |
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Kechid, Sid-Ali, Parodi, Gian Carlo, Pont, Sylvain, Oberti, Roberta (2017) Davidsmithite, (Ca,â–¡)2Na6Al8Si8O32: a new, Ca-bearing nepheline-group mineral from the Western Gneiss Region, Norway. European Journal of Mineralogy, 29 (6) 1005-1013 doi:10.1127/ejm/2017/0029-2667 |
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