Report on the United States and Mexican Boundary Survey: Made Under the Direction of the Secretary of the Interior, 1±Ç,ÆÄÆ® 2C. Wendell, printer, 1857 |
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... composed of dark rich loam , and covered with luxuriant pasturage . The scenery is rarely relieved of its blank outline by a clump of live oak trees surrounding a sunken morass . Farther on , at a variable distance of 10 to 20 miles ...
... composed of dark rich loam , and covered with luxuriant pasturage . The scenery is rarely relieved of its blank outline by a clump of live oak trees surrounding a sunken morass . Farther on , at a variable distance of 10 to 20 miles ...
3 ÆäÀÌÁö
... composed of limestone , disposed in nearly horizontal strata . This rock exhibits quite a variable texture , its weathered face showing an uniform gray or bluish tint , while its recent fracture has a much lighter color . Owing to its ...
... composed of limestone , disposed in nearly horizontal strata . This rock exhibits quite a variable texture , its weathered face showing an uniform gray or bluish tint , while its recent fracture has a much lighter color . Owing to its ...
4 ÆäÀÌÁö
... composed of a coarsely - grained granitic rock , formed principally of feld- spar , and varying in color , in the different exposures , from dark brown to a dull whitish . In descending the more gradual western slope of this range , the ...
... composed of a coarsely - grained granitic rock , formed principally of feld- spar , and varying in color , in the different exposures , from dark brown to a dull whitish . In descending the more gradual western slope of this range , the ...
5 ÆäÀÌÁö
... composed of the carboniferous limestone , variously associated with igneous rocks . The passage to the valley is accomplished by following down the natural cleft made by some rain stream . These passes exhibit fine sectional views of ...
... composed of the carboniferous limestone , variously associated with igneous rocks . The passage to the valley is accomplished by following down the natural cleft made by some rain stream . These passes exhibit fine sectional views of ...
8 ÆäÀÌÁö
... composed of stratified limestone , dipping very uniformly at an angle of 45 ¡Æ W.S.W. , or toward the river ; in the face of this dip rest the various igneous outbursts , asso- ciated with the disturbed cretaceous beds . This limestone ...
... composed of stratified limestone , dipping very uniformly at an angle of 45 ¡Æ W.S.W. , or toward the river ; in the face of this dip rest the various igneous outbursts , asso- ciated with the disturbed cretaceous beds . This limestone ...
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adjoining alluvial Ammonites basin beds belt bluffs Boundary Survey breccia calcareous cañon Caprina carbonate carboniferous limestone character clay coal measures coast collections color Colorado compact composed connexion containing copper Cordilleras course creek cretaceous cretaceous formation cretaceous fossils cretaceous strata crystalline deposits desert diluvial Eagle Pass El Paso elevation exhibit Exogyra exposures extensive feet feldspar feldspathic fossils Frémont frequently geological granite gravelly table-land green sand igneous rocks Inoceramus irregular Jersey lava lignite localities lower valve marked marl mass metamorphic rocks miles mineral Missouri mountain range mouth Nebraska numerous occur Ostrea Paso Pitcheri plain PLATE porphyritic portion present problematicus quartz region ribs ridge Rio Bravo river rocky Roemer San Pedro sandstone Santa shell side Sierra similar slope Sonoyta southwest species specimens springs strata stratified stream summit surface Tertiary formation TEXANA Texas texture thick umbo upper valley various vicinity volcanic