—Examination of the North Carolina Uranium Minerals. 7 pp.—Am. Chem. Jour. Vol. I, Nos. 2 and 3.
—On some American Vanadium Minerals. 6 pp.—Am. Jour. Sci., July, 1876.
—On an undescribed Meteoric Iron from East Tennessee. 4 pp., 2 pl.—Proc. Acad. Nat. Sci. Phila., Dec. 28, 1886.
—Lansfordit, ein neues Mineral, 2 pp.
—On the Vanadates and Iodyrite, from Lake Valley, Sierra Co., New Mexico. 13 pp. Read before Am. Phil. Soc'y Apr. 17, 1885.
—Contributions to Mineralogy.—Am. Jour. Sci., Sept. 1859; March, 1862, May, 1868.
—Meteorology. 6 pp.
—Meteorology. 4 pp.—Am. Jour. Sci., Nov., 1861.
—Re-examination of the Tetradymite from Field's Gold Mine, Georgia.
—On Pyrophyllite from Schuylkill Co., Penn. Read before Am. Phil. Soc'y, July 18, 1878.