Böhmite from Arkansas, USA
USA | |
| Rocks and Minerals, (1988) 63:104-125 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
| Stroud, et al(1969). Rocks & Min.:63:122 |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. |