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ATHENA MINERALOGY |
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ATHENA MINERALOGY |
| Mineral: | OLIGOCLASE |
|---|---|
| Formula: | (Na,Ca)[Al(Si,Al)Si2O8] |
| Crystal System: | Anorthic (Triclinic) |
| Group: | Feldspar group. Plagioclase series. Albite-Anorthite series |
| References: | Zeitschrift für Kristallographie 133 (1971), 43 |
| Type Locality: | (Danvikstull, Stockholm, Stockholm County, Sweden) |
| Comments: | A variety of Albite. An30Ab70 to An10Ab90 ( |
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