Apatite from selected localities.
USA | |
| Dale, T.N. (1910) Supplementary Notes on the Commercial Granites of New England (in Hayes, C.W., Lindgren, W. Contributions to Economic Geology, USGS Bulletin 470). Dale, N.T. (1923) The Commercial Granites of New England, Bulletin 738, United States Geological Survey, Department of the Interior, 488 pages. |
Dale, T. N. (1910). Supplementary Notes on the Commercial Granites of New England (in Contributions to Economic Geology, USGS Bulletin 470). | |
| Dana, 1854. A System of Mineralogy, 4th ed. |