Microcline from selected localities.
USA | |
| Rutgers Univ. Bull. #5, Pt 1:36. |
| Rutgers Univ. Bull. 5, Pt 1:59. |
| Rutgers Univ. Bull. #5, Pt1:31-32. |
| Rutgers Univ. Bull. #5, Pt1:29. |
USA | |
| Rutgers Univ. Bull. #5, Pt 1:36. |
| Rutgers Univ. Bull. 5, Pt 1:59. |
| Rutgers Univ. Bull. #5, Pt1:31-32. |
| Rutgers Univ. Bull. #5, Pt1:29. |