Quartz from selected localities.
USA | |
| R&M 75:3 pp 156-169 |
SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills" | |
SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills" |
USA | |
| R&M 75:3 pp 156-169 |
SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills" | |
SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills" |