| Title | Litharge, PbO, from Montana |
| Description | Litharge, the reddish mineral, has composition PbO. It is a rare mineral that typically forms as fine grained aggregate. The largest rock fragment in this photograph is 4.5 cm across. |
| Location | USA ▹ Montana |
| Photographer | Darla Sondrol. 2001-02-14. |
| Collection | University of North Dakota Mineralogy Collection #349. |
| Key words | litharge, lead, Montana |
| Tech details | 682 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 57 |
 |