Quartz from selected localities.
USA | |
| Rankin, D.W. Geology of St.John, U.S.Virgin Islands. U.S. Geological Survey Professional Paper 1631. |
Rankin, D.W. Geology of St.John, U.S.Virgin Islands. U.S. Geological Survey Professional Paper 1631. | |
U.S. Geological Survey Professional Paper 1631 | |
Alminas, H.V., Foord, E.E., Tucker, R.E. (1994) Geochemistry, mineralogy, and geochronology of the U.S. Virgin Islands. U.S. Geological Survey Bulletin 2057, 36 pages. |