—, on the supposed conversion of, into silicon, xli, 208; xlii, 193.
—, a compound body, R. Rigg, xlvii, 211.
—, battery, xxxix, 132.
—, —, B. Silliman, Jr., xliii, 393; xliv, 180.f
Carbonates and calcareous marl, apparatus for analyzing, W. B. Rogers, xxvii, 299.f
—, new means of analyzing, W. B. and R. E. Rogers, xlvi, 346.f
—, alkaline, decomposition by the light of the sun, J. W. Draper, xlvi, 398.
Carbonate of lime in calcareous substances, new instrument for estimating, J. L. Smith, xlv, 262.f
— —, and arragonite, Becquerel, xxiii, 387.
—, of potash, free from silica, preparation of, xlix, 195.