Euclase from Alaska, USA
USA | |
| Sinkankas, John (1981) Emerald and other beryls. Chilton Book Co, Pennsylvania. 665pp. |
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey |
USA | |
| Sinkankas, John (1981) Emerald and other beryls. Chilton Book Co, Pennsylvania. 665pp. |
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey |