| |
| Authority heading: | Porphyr |
|---|---|
| SWD: | 4449809-3 |
| GND: | 4449809-3 |
| PPN (SWB): | 226987302 |
| Source: | B 1986 |
| SWD-Systematiknummer: | 19.4c |
| Notation DDC: | 552.3 |
| Alternative forms: | Porphyry Porphyre (pétrologie) Porfidi |
| Related Term: | Magmatisches Gestein |
DNB: Deutsche Nationalbibliothek
