|
| Home | Crystal | jmol | jPOWD | Chem | X Ray | Dana | Strunz | Properties | A to Z | Images | Share | News | Help | About |
Johnwalkite
 |
| Mineral: | Johnwalkite: K(Mn++,Fe+++,Fe++)2(Nb,Ta)(PO4)2O2((H2O),OH)2 | ||||
| Comments: | Fragment of translucent johnwalkite. | ||||
| Location: | Champion Mine, Keystone District, Pennington Co., South Dakota, USA. | ||||
| Scale: | Crystal length 1 mm. | ||||
| Copyright: | © Jeff Weissman / Photographic Guide to Mineral Species | ||||
| Counter: | This Image has been shown 12189 times | ||||
| Image Links: |
|