Quartz from
Russia | |
| Bykova, E. Yu. (1998): First finding of exhalative johillerite (Kamchatka). Doklady Akademii Nauk 361, 795-798. Glavatskikh, S. F. |
|
Russia | |
| Bykova, E. Yu. (1998): First finding of exhalative johillerite (Kamchatka). Doklady Akademii Nauk 361, 795-798. Glavatskikh, S. F. |
|