Oligoclase from selected localities.
USA | |
| Shepard, Charles U. (1839): Notice of Danburite, a new mineral species. American Journal of Science: series 1, 35 (1): 137-139; Smith, Lawrence J. and George J. Brush. (1853a): Reexamination of American Minerals, Part II. American Journal of Science: series 2, 16 (46): 44. |
| Rocks & Minerals (1981) 56:67-69 |