Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana:
Gespeichert in:
| Format: | Buch |
|---|---|
| Sprache: | Undetermined |
| Veröffentlicht: |
Washington, DC
United States Gov. Print. Off.
1987
|
| Schriftenreihe: | Geological Survey <United States>: Geological Survey bulletin
1724,A |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | 22 S. Kt.-Beil. |
Internformat
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| 245 | 1 | 0 | |a Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana |c by R. G. Tysdal ... |
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Datensatz im Suchindex
| _version_ | 1804116118248357888 |
|---|---|
| adam_text | Chapter A
Mineral Resources of the
Ruby Mountains Wilderness Study
Area, Madison County, Montana
60A
By R G TYSDAL, G K LEE,
J H HASSEMER, and W F HANNA
U S Geological Survey
S W SCHMAUCH
U S Bureau of Mines
With a section on Talc
By R B BERG
Montana Bureau of Mines and Geology
U S GEOLOGICAL SURVEY BULLETIN 1724
MINERAL RESOURCES OF WILDERNESS STUDY AREAS-
SOUTHWESTERN MONTANA
3yzf/fy-
CONTENTS
Summary 1
Introduction 3
Investigations by the U S Bureau of Mines 3
Investigations by the U S Geological Survey 3
Appraisal of identified resources 3
Mining and mineral exploration history 3
Quality and quantity of identified resources 5
Mineral economics 5
Assessment of potential for undiscovered resources 5
Geology 5
Geologic setting 5
Description of rock units 8
Geochemistry 9
Sampling and analytical methods 9
Results of study 9
Geophysics 10
Methods 10
Discussion of anomalies 12
Mineral and energy resources 15
Iron 15
Talc 17
Other mineral resources 20
Energy resources 20
References cited 20
Appendix 23
PLATE
1 Map showing mineral resource potential and geology of the Ruby Mountains study
area In pocket
FIGURES
1 Map showing areas of mineral resource potential and prospects in the Ruby Moun
tains study area 2
2 Index map showing location of wilderness study area in the Ruby Mountains,
southwestern Montana 4
3 Complete Bouguer gravity anomaly map and generalized geology in the vicinity
of the Ruby Mountains study area 16
4 Aeromagnetic anomaly map and generalized geology in the vicinity of the Ruby
Mountains study area 18
TABLES
1 Mines and prospects in and adjacent to the Ruby Mountains study area 6
2 Analyses of stream-sediment samples, Ruby Mountains study area 10
3 Analyses of heavy-mineral concentrate samples, Ruby Mountains study area 12
4 Analyses of rock samples, Ruby Mountains study area 14
|
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| building | Verbundindex |
| bvnumber | BV001638001 |
| ctrlnum | (OCoLC)247583516 (DE-599)BVBBV001638001 |
| format | Book |
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| geographic_facet | Ruby Mountains Wilderness |
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| illustrated | Not Illustrated |
| indexdate | 2024-07-09T15:33:25Z |
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| language | Undetermined |
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| physical | 22 S. Kt.-Beil. |
| publishDate | 1987 |
| publishDateSearch | 1987 |
| publishDateSort | 1987 |
| publisher | United States Gov. Print. Off. |
| record_format | marc |
| series | Geological Survey <United States>: Geological Survey bulletin |
| series2 | Geological Survey <United States>: Geological Survey bulletin |
| spelling | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana by R. G. Tysdal ... Washington, DC United States Gov. Print. Off. 1987 22 S. Kt.-Beil. txt rdacontent n rdamedia nc rdacarrier Geological Survey <United States>: Geological Survey bulletin 1724,A Lagerstätte (DE-588)4039443-8 gnd rswk-swf Ruby Mountains Wilderness (DE-588)4212966-7 gnd rswk-swf Ruby Mountains Wilderness (DE-588)4212966-7 g Lagerstätte (DE-588)4039443-8 s DE-604 Tysdal, Russell G. Sonstige oth Geological Survey <United States>: Geological Survey bulletin 1724,A (DE-604)BV002539394 1724,A HEBIS Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=001073342&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana Geological Survey <United States>: Geological Survey bulletin Lagerstätte (DE-588)4039443-8 gnd |
| subject_GND | (DE-588)4039443-8 (DE-588)4212966-7 |
| title | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana |
| title_auth | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana |
| title_exact_search | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana |
| title_full | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana by R. G. Tysdal ... |
| title_fullStr | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana by R. G. Tysdal ... |
| title_full_unstemmed | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana by R. G. Tysdal ... |
| title_short | Mineral resources of the Ruby Mountains wilderness study area, Madison County, Montana |
| title_sort | mineral resources of the ruby mountains wilderness study area madison county montana |
| topic | Lagerstätte (DE-588)4039443-8 gnd |
| topic_facet | Lagerstätte Ruby Mountains Wilderness |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=001073342&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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