Key points are not available for this paper at this time.
Syenite and quartz rock, p, 291. 2. Sandstone and clay, with beds of coal-Iron ore and manufacture of-Coal-Borings for coal-Vegetable impressions-Extent of coal field-Alum works near Mhurr, p. 292-296.3. Red sandstone, p. 296. Upper secondary formation-Description-Relativeposition with respect to the other strata-Apparent position with respect to the English series-Fossils-General shape of the hills-Manner in which the bills have been formed, p. 296-299. 5. Nummulitic limestone and marl-Characteristic fossils, p. 300-802.6. Tertiary strata-Fossils-Extent of the formation, p. 302-304.7. Alluvial, or recent deposits-Land gaining on the sea-Marine forests-Effects of floods, p. 504-306.8. Volcanic and Trappean rocks-Evidences of disturbing agents-Distinct periods of volcanic eruptions-Alternations of basalt with strata of the upper secondary formation-with calcareous grit-with travertin-Dykes of basalt-Extinct volcano-Igneous outbursts, p. 306-318.
Caroline Grant (1840) studied this question.