Gummite from selected localities.
USA | |
| Genth,F.A.,1891,The Minerals Of North Carolina:USGS Bulletion No.74 |
Smithsonian Institution Mineral Reference Collection No. 96485-00 | |
Smithsonian Institution Mineral Reference Collection No.B17688-00 | |
U.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Rom,Sep,1995 | |
| Rocks & Min.:11:77; 16:290 & 60:92.; Ross, Henderson, and Posnjak (1931), American Mineralogist: 16: 213. |