Quartz from selected localities.
USA | |
| The Iron Mines of NJ (1910), Bayley: 343. |
| [var: Smoky Quartz] Rocks & Min.: 21:416, 576-577. |
| Observed, David S. Bernstein- February of 2012 |
NJ State Geol. Ann. Rpt.(1886):104. | |
NJ State Geol. Ann. Rpt. (1886):104. |