THE ORIGIN OF IGNEOUS ROCKS. 
201 
10. Kersantite, 
11 . 
12 . “ 
13. 
14. 
15. 
Fichtelgebirge, Marlesreuth (R. T., 1884, xxiv). 
“ between Falkenstein and Steinbach- 
muhle (R. T., 1884, xxiy). 
Vosges, Laveline (R. T., 1873, xxx). 
Plartz, Krone (R. T., 1884, xxvi). 
Nassau, Adolfseck (R. T., 1873, xxxii). 
Hartz, Gegenthal (R. T., 1884, xxvi). 
Rocks of Table X. 
Volcanic Rocks Corresponding to Minettes in Chemical Composition. 
1. Leucite-basalt, Eifel, Gossberg, near Walsdorf (R. T., 1879, lx). 
2. Nepheline-basalt, Eifel, Bongsberg, near Pelen (R. T., 1879, lx). 
3. Feldspar-basalt, Meissner, Kitzkammer (R. T., 1879, lxxii). 
4. Mica-melaphyre, Hartz, Friedeland, near Neustadt, u. H. (R. T., 
1884, xlvii). 
5. Dolerite, Meissner, north side (R. T., 1879, lxxii). 
6. Mica-melaphyre, Hartz, Friedeland, near Neustadt, u. H. (R. T., 1884, 
xlvii). 
7. Mica-melaphyre, Hartz, Lehnberg, near Neustadt, u. H. (R. T., 1884, 
xlvi). 
8. Melaphyre, Hartz, Kahleberg bei Hasselfelde (R. T., 1873, xxx). 
9. Dolerite, Tuscany, Radicofani (R. T., 1869, cxxx). 
10. Mica-basalt, Arizona, analyzed by Dr. W. H. Melville. 
11. Mica-basalt, “ “ “ 
12. Mica-basalt, 
13. Andesite, Mytilene, north coast (R. T., 1879, lxx). 
Rocks of Table XI. 
Volcanic Rocks Corresponding to Camptonites, Monchiquites, and Kersantites in 
Chemical Composition. 
1. Hornblende-basalt, Rhone, Sparbrod (R. T., 1884, lxxiv). 
2. Hornblende-basalt, Rhone, southwest of Gersfeld (R. T., 1884, 
lxxiv). 
3. Nephelinite, Eifel, Dockweiler (R. T., 1869, cvi). 
4. Feldspar-basalt, Cape Verde, Santiago (R. T., 1884, lxxiv). 
5. Limburgite, Cape Verde, Santiago (R. T., 1884, lxxxii). 
6. Leucite-basalt, Eifel, Gossberg, near Walsdorf (R. T., 1879, lx). 
7. Leucitophyre, Vesuvius, Granatello, 1631 (R. T., 1884, lvi). 
8. Augite-andesite, southwest of Tiflis (R. T., 1879, lxx). 
9. Dolerite, Steinheim (R. T., 1869, cxxxii). 
10. Trachyte, Mont Dore, Rigolet Haut (R. T., 1873, xxxvi). 
11. Dolerite, Euganaen, Teolo (R. T., 1869, cxxviii). 
12. Dolerite, Meissner, West Plateau, Braushohl (R. T., 1869, cxxx). 
29—Bull. Phil. Soc., Wash., Vol. 12. 
