Pentlandite from Denali Borough, Alaska, USA
USA | |
| USGS OFR 2004-1200(Hawley,2004) |
| (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 |