|
| Home | Crystal | jmol | jPOWD | Chem | X Ray | Dana | Strunz | Properties | A to Z | Images | Share | News | Help | About |
Opal, Todorokite
 |
| Mineral: | Opal: SiO2·n(H2O) Todorokite: (Na,Ca,K)2(Mn++++,Mn+++)6O12·3-4.5(H2O) | |||||
| Comments: | Dendritic todorokite in white opal. | |||||
| Location: | Brosso Mine, Ivrea, Torino, Piemonte, Italy. | |||||
| Scale: | See Photo. | |||||
| Copyright: | © Jeff Weissman / Photographic Guide to Mineral Species | |||||
| Counter: | This Image has been shown 26488 times | |||||
| Image Links: |
|