167. Sulphate of lime. Nova Scotia.
168. Common striped jasper. Corlaer's Hook, N. Y.
169. Sulphate of lime. Nova Scotia.
170. Compact limestone. Herculaneum, Mo.
171. Limestone. St. Louis, Mo.
172. Fibrous quartz. Schuyler's mines, N. J.
173. Quartz. Dutchess county, &c., N. Y.
174. Sulphuret of zinc, in crystallized quartz. Ulster county, N. Y.
175. Brown hæmatite. Salisbury, Conn.
176. Greenstone porphyry. Madison county, Mo.