Hydrozincite from
USA | |
| Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row. |
| Smith, Arthur E. Jr. (1988) Arkansas Mineral Locality Index. Rocks & Minerals, 63 (2) 104-125 doi:10.1080/00357529.1988.11761826 |
Rocks & Min.: 64(4):288-292. | |
Rocks & Minerals (1989) 64:284-292 | |
Rocks & Minerals, 64, 288-292 | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
Dana 6: 1083. | |
| Dana 6:1084. |