Report of James W. Taylor, on the Mineral Resources of the United States East of the Rocky Mountains [1867]U.S. Government Printing Office, 1868 - 71 pages |
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Page 4
... strata were found on the other side of the cañon , one - half mile distant , and in other cañons several miles westward . Further south other thinner beds were seen near Vermejo of the thickness of three and four feet of good coal ...
... strata were found on the other side of the cañon , one - half mile distant , and in other cañons several miles westward . Further south other thinner beds were seen near Vermejo of the thickness of three and four feet of good coal ...
Page 15
... strata bring coal measures within reach . With the pacification of the Sioux Indians and the establishment of emigrant roads this district of Dakota would doubtless be the scene of great mining excite- ment , as the gold field of the ...
... strata bring coal measures within reach . With the pacification of the Sioux Indians and the establishment of emigrant roads this district of Dakota would doubtless be the scene of great mining excite- ment , as the gold field of the ...
Page 16
... strata of Devonian , rocks are in contact with , or have been penetrated by , greenstones , porphyries , serpentine , granitic , and other rocks of the primary forma- tion . Gold , especially when traced to its original matrix , is ...
... strata of Devonian , rocks are in contact with , or have been penetrated by , greenstones , porphyries , serpentine , granitic , and other rocks of the primary forma- tion . Gold , especially when traced to its original matrix , is ...
Page 17
... the southward these lower silurian strata are unconformably overlaid by others of upper silurian age , which are also covered by gold 2 T EAST OF THE ROCKY MOUNTAINS . 17 discoveries of this century now follow the Ural mines eastward...
... the southward these lower silurian strata are unconformably overlaid by others of upper silurian age , which are also covered by gold 2 T EAST OF THE ROCKY MOUNTAINS . 17 discoveries of this century now follow the Ural mines eastward...
Page 33
... strata , differing but little lithologically from the layers of the tertiary formation above ; both formations being alternations of firm marl , sandstone , and loose sands , alternating with layers of hard limestone , seldom containing ...
... strata , differing but little lithologically from the layers of the tertiary formation above ; both formations being alternations of firm marl , sandstone , and loose sands , alternating with layers of hard limestone , seldom containing ...
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Report of James W. Taylor, on the Mineral Resources of the United States ... James Wickes Taylor No preview available - 2018 |
Common terms and phrases
20 per cent aggregate Alder gulch amount artesian assay auriferous average Bannock basin beds belt boring California centre cents per pound claim coast Cobequid hills Colorado considerable copper cretaceous Deer Lodge Deer Lodge county depth discovered discovery distance Drab clay east eastern estimate exploration extent favorable feet formation Fort Benton galena gallon geological gold and silver gold districts gold mining gold-bearing granite Helena inches iron Lake land Laramie Laramie plains lead ledge lignite localities lode Mexico mills mineral Missouri river Montana nearly Nova Scotia ounces Pacific passed placer deposits placer mining portion pre-emption present profit province quantity quartz quartz veins quartzite railroad railway range region rich rock Rocky mountains sandstone Saskatchawan seams shore silurian smelting square miles strata streams sulphurets Summit surface Tangier Territory thickness tion tributary valley vicinity Victoria Virginia City washings western yield