CONTENTS. 
CHAPTER IX. 
Geology of the route from Fort Defiance to Santa Fé. 
General features.—Fort Defiance.—Structure of Valley.—Cafioncita Bonita.—Trap Buttes.—Garnets and beryls.—Disturbed 
Cretaceous rocks east of Fort Defiance.— Cretaceous lignites.—Scoria formed by their combustion.—Dislocated strata at 
Salt Spring.—Campbell’s Pass.—Mount barge? ET skye am, phenomena similar to those of San Francisco Mountain.— 
Section of strata at Aqua Azul.—C limestone.—Cretaceous sandstories of Covero and Laguna.—Section at 
Laguna.—Red sandstones and gypsum.—Cretaceous rocks of the Puerco.—Structure of the Rio Grande Valley.—Sandia 
Mountain.—Albuquerque to Santa Fé.—Section on Galisteo Creek.—Upper Cret fossils from near Galisteo.—Trap 
dykes north of Galisteo Creek.—Trap plateau —The Cerrillos. —Cha!chuitl—Structure and relations of the Santa Fé 
Mountains.—Carboniferous limestone.—Jurassic and Triassic rocks of Mr. Marcon. 
CHAPTER X. 
Geology of the route from Santa Fé to Fort Leavenworth. 
General features of the country.—Fertility of the Mississippi slope.—Contrasting aspects of the mountain region and sea-like 
plains. —Analysis of the differences between the plateaus west and east of the Rocky Mountains.—The causes both extra- 
neous and structural.—Climatic and geological.—Geological itinerary.—Granitic axis east of Santa Fé—-Carboniferou 
limestones, &c.-Gypsiferous series in Apache Cajion and the Valley of the Pecos.—Section at Pecos Church.—-Ojo 
Vernal.—Carboniferous limestone.—Las Vegas.—-Upper Cretaceous strata.—_Las Vegas to the Cimarron.—Lower creta- 
ceous sandstones —Trap of the Raton region.—Upper Cretaceous strata and fossils on Red River —Patches of Tertiary 
_ limestone.—Tertiary basin of the Arkansas.—High Prairie——Pawnee Fork to Council Grove.—Cretaceous sandstone.— 
Jurassic and pvieeeie neds ‘sonered. ein true Permian strata.Concil Grove to Fort Leavenworth.—Permian and 
if Fusilina limestones —-Kansas section of Meek and Hayden. 
CHAPTER XI. 
PALAONTOLOGY, 
CATALOGUE OF THE GEOLOGICAL COLLECTION. 
