Bulletin, 325-329. sayılarU.S. Government Printing Office, 1949 |
Kitabın içinden
100 sonuçtan 1-5 arası sonuçlar
Sayfa 64
... claims were staked that year along the Chunilna , a tributary of the Talkeetna from the north . The gold- . bearing gravels of the newly discovered Yentna district are reported to have a slate bed rock , indicating the presence of ...
... claims were staked that year along the Chunilna , a tributary of the Talkeetna from the north . The gold- . bearing gravels of the newly discovered Yentna district are reported to have a slate bed rock , indicating the presence of ...
Sayfa 67
... claims as dumping ground will be necessary . Such bench claims lend themselves particularly to exploitation by hydraulic methods and may be worked at far lower cost than gravels situated at the level of present stream drainage ...
... claims as dumping ground will be necessary . Such bench claims lend themselves particularly to exploitation by hydraulic methods and may be worked at far lower cost than gravels situated at the level of present stream drainage ...
Sayfa 68
... claims near the head of the north fork of Kashwitna River , a tributary of the Susitna from the Talkeetna Mountains . Samples of bornite said to occur in a granite were seen . The claim is about 120 miles from Knik and is situated 10 ...
... claims near the head of the north fork of Kashwitna River , a tributary of the Susitna from the Talkeetna Mountains . Samples of bornite said to occur in a granite were seen . The claim is about 120 miles from Knik and is situated 10 ...
Sayfa 16
... Peninsula dates back several years before the location of mining claims on Ophir Creek , in the spring of 1898. John Dexter , the R perienced gold prospectors , yet they could not but realize 16 GOLD PLACERS OF SEWARD PENINSULA .
... Peninsula dates back several years before the location of mining claims on Ophir Creek , in the spring of 1898. John Dexter , the R perienced gold prospectors , yet they could not but realize 16 GOLD PLACERS OF SEWARD PENINSULA .
Sayfa 17
... claims on Ophir Creek and Melsing Creek . They then organized the El Dorado mining district , elected a mining recorder , and formulated a set of mining rules . The first stakers and organizers of the district were Daniel B. Libby ...
... claims on Ophir Creek and Melsing Creek . They then organized the El Dorado mining district , elected a mining recorder , and formulated a set of mining rules . The first stakers and organizers of the district were Daniel B. Libby ...
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Alaska Arkansas auriferous average basin beach beam bed rock bench Bendeleben Mountains boiler efficiency bowlders Cape Nome carbon cent Chickaloon chloritic clay clinker coal bed coal field coastal plain Collier combustion-chamber temperature creek bed curve deposits district ditch Drill hole dry coal east efficiency 72 fault feet thick formation Fort Smith fossils furnace Geological Survey geology granite gravel greenstone Gulch Hartshorne hydrogen inches Kigluaik Kigluaik Mountains Kougarok limestone lower Matanuska Matanuska River material miles mineral mining Mountains mouth Neuropteris Niukluk River Nome group Norton Bay Norton Bay regions Number of tests Ophir Creek outcrop pay streak placer gold Port Clarence pound of combustible pounds of dry probably quartz ratio reconnaissance reported River sample sand sandstone schist Seward Peninsula shaft Shale Shale roof shows slope Spadra stream surface tion tributary U. S. Geol upper valley veins
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