Witherite from Alaska, USA
USA | |
| (2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey |
| (2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey |
| Schardt, C. et al. (2008): Mineralium Deposita 43, 735-757. |
| (2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey |
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey |
Unnamed Prospect, Kupreanof Mining District, Petersburg Borough, Alaska, USA