— —, in Massachusetts, ii, 374; iv, 54, 189; vii, 253; viii, 30, 233; ix, 42; xxii, 61;
–siliceous, vii, 251; ix, 22; xxii, 62.
— —, in New York, xlvi, 28.
— —, in N. Carolina, v, 258.
— —, in Nova Scotia, xv, 157.
— —, in Pennsylvania, iv, 38; xiv, 4, 12.
— —, in Rhode Island, viii, 231; ix, 248; xl, 185;
–ferro-silicate, with a figure, C. U. Shepard, xvii, 142.f
— —, in Virginia, iii, 245.
Manilla hemp, account of, xxi, 29; xli, 200.f