|
Cristobalite (TL)  | | | | Type Locality: | Cerro San Cristóbal, Mun. de Pachuca, Hidalgo, Mexico | | Reference: | [vom Rath (1887) Neues Jahrb. Min. Bd 1 p 198] |
| |
| |
Tridymite (TL)  | | | | Type Locality: | Cerro San Cristóbal, Mun. de Pachuca, Hidalgo, Mexico | | Reference: | [vom Rath, G., (1872): Tridymit von Quito
Annalen der Physik und Chemie, Vol. 223, 279ff] |
| |
| |