 | | Report (issue) | | ( Professional Paper No. 36 A, Economic Geology, 46 B, Descriptive Geology, 58 C, Systematic Geology...summary of the results was published in Bulletin No. 213, ''Contributions to Economic Geology for 1902...studies are brought together in this paper. The district is one of peculiar interest,, having a complicated...prepared with especial reference to the needs of the mining industry, and in such form that its conclusions...practical benefit in developing the industry in this district. Very respectfully, C. W. HATES, Geologist in |  | | Report (issue) | | Mineral Deposits of the Mountain Pass District San Bernardino County California GEOLOGICAL SURVEY PROFESSIONAL...Mineral Deposits of the Mountain Pass District San Bernardino County California By J. C. OLSON, D. R. SHAWE...PROFESSIONAL PAPER 261 A geologic study of the district and its rare-earth-bear ing carbonate rocks. One...HEWETT The region near Mountain Pass, San Bernardino County, Calif., has been the scene of at least three cycles...In 1854 lead ore was found in the Yellow Pine district (Potosi area) on the west slope of the Spring |  | | Report (issue) | | PHYSICAL SCI. COUNTY REPORT 7 GEOLOGY AND MINERAL RESOURCES OF IMPERIAL COUNTY, CALIFORNIA Uk ... R&daubced. oj COUNTY IMPERIAL Gedifansua By Paul K. Morton Geologist COUNTY REPORT California...Sand Hills, as viewed toward the northwest from County Park. The prevailing wind direction, as indicated... 9 7 8 6 5 4 3 CONTENTS Page PREFACE vi ABSTRACT vii INTRODUCTION Summary of County 1 Mineral...Geographic and Cultural Features 1 1 Land and Land Use 4 5 8 History β Water Resources GEOLOGY 13 General |  | | Report (issue) | | concentrates valued at $40 million and have maintained mining communities at Greenbushes and in various parts...tin mineralization which could assist in locating new deposits. The early recognition by the author that... Nevertheless, Mr. Blockley has kept abreast of new developments in the industry and it is considered...that this bulletin gives a fair picture of tin mining in the State to the end of 1976. The wealth of................................. ... ... . . Tin mining in Western Australia ......................... |  | | Book (volume) | | GEOLOGICAL SURVET OF NEW' JERSEY HENRY 8. %CMM@L,SUt. Iron Mines and Mining in New Jersey BY Val. VIId...St-u 7nWeq %em& -- Pm Wfe ]pro NEW JERSEY GEOLOGICAL SURVEY NEW JERSEY GEOLOGICAL SURVEY CONTENTS...Brief history of iron-ore mining in New Jersey. .... Outline of the geology of New Jersey. ................Scott farm exploration. ................... (ii i) NEW JERSEY GEOLOGICAL SURVEY 32 32 34 35 35 35 39 40....... Thatcher mine. ........................... New Village mine. ....................... Broadway mine |
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