Petrography and geochemistry of the magnesites and dolostones of the Ediacaran Ibor Group (635 to 542Ma), Western Spain: Evidences of their hydrothermal origin

1. Herrero, M.J.
2. Martín-Pérez, A.
3. Alonso-Zarza, A.M.
4. Gil-Peña, I.
5. Meléndez, A.
6. Martín-García, R.