ATHENA MINERALOGY |
Mineral: | PERTOLDITE |
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Formula: | GeO2 |
Crystal System: | Rhombohedral (Trigonal) |
IMA Number: | 2021-074 |
References: | EJM 34 (2022), 1; J. Geosc. 67 (2022), 243 |
Type Locality: | Kateřina (Katerina) Coal Mine, Radvanice, Trutnov District, Czech Republic |
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