Fonolita
Niedermendig, Mendig, Complejo volcánico del lago Laach, Eifel, Rheinland-Pfalz, Alemania
3’5 x 2’5 cm.
Roca finamente cristalina con sanidina (clara), haüyina (azul), augita (negra) y titanita (marrón). (Autor: prcantos)
| Dimensions: | 800 x 675 |
| File size: | 59.87 kbytes |
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