—, copper mines of Connecticut, xxxiii, 160.
—, iron mines and furnaces of Connecticut, xxxiii, 155.
—, second locality of topaz in Connecticut, xxxiv, 329.
—, calstronbaryte, a new mineral species, xxxiv, 161.
—, calstronbaryte, not entitled to be considered a mineralogical species, xliii, 366.
—, phenacite in New England, xxxiv, 329.
—, phenacite from Goshen, not phenacite, xliii, 366.
—, Warwickite, a new mineral, xxxiv, 313; xxxvi, 85.
—, geology of upper Illinois, xxxiv, 134.f
—, Danburite, a new mineral, xxxv, 137.