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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... stratification , water holes Bottom land , antediluvial dunes , upper metamorphic limestone ... How watered ; interspersed strata_____ Parallelism and volcanic cross axis ..... The Dyke .. Basaltic hills ; volcanic dykes in Texas .. Dr ...
... stratification , water holes Bottom land , antediluvial dunes , upper metamorphic limestone ... How watered ; interspersed strata_____ Parallelism and volcanic cross axis ..... The Dyke .. Basaltic hills ; volcanic dykes in Texas .. Dr ...
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... stratified limestone rock , associated more or less closely with interrupted igneous exposures , and showing a general dip to the southwest , or away from the Limpia mountains . The inclination , however , shows , in many places , a ...
... stratified limestone rock , associated more or less closely with interrupted igneous exposures , and showing a general dip to the southwest , or away from the Limpia mountains . The inclination , however , shows , in many places , a ...
8 ÆäÀÌÁö
... stratified and igneous , are blended and intermixed in great confusion , the connexion between the various formations being obscured by the irregular exposure of igneous products , the greater or less degree of metamorphism of adjoining ...
... stratified and igneous , are blended and intermixed in great confusion , the connexion between the various formations being obscured by the irregular exposure of igneous products , the greater or less degree of metamorphism of adjoining ...
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... stratified character by the presence of a porphyritic exposure , ( specimen rock No. 41 , ) forming a dyke , passing through the entire ridge from east to west , and constituting the highest point in this range . This igneous mass is ...
... stratified character by the presence of a porphyritic exposure , ( specimen rock No. 41 , ) forming a dyke , passing through the entire ridge from east to west , and constituting the highest point in this range . This igneous mass is ...
15 ÆäÀÌÁö
... stratified deposites , either altered in texture by the action of internal heat giving rise to the various metamorphic products , or showing the action of an uplifting force only in changes of inclinatian or dip of the strata . Most ...
... stratified deposites , either altered in texture by the action of internal heat giving rise to the various metamorphic products , or showing the action of an uplifting force only in changes of inclinatian or dip of the strata . Most ...
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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