Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | Undetermined |
| Veröffentlicht: |
Washington
United States Gov. Print. Off.
1987
|
| Schriftenreihe: | United States Geological Survey: Geological Survey bulletin
1774 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | IV, 37 S. Ill., Kt. |
Internformat
MARC
| LEADER | 00000nam a2200000 cb4500 | ||
|---|---|---|---|
| 001 | BV000869781 | ||
| 003 | DE-604 | ||
| 005 | 00000000000000.0 | ||
| 007 | t | ||
| 008 | 890131s1987 ab|| |||| 00||| und d | ||
| 035 | |a (OCoLC)242530490 | ||
| 035 | |a (DE-599)BVBBV000869781 | ||
| 040 | |a DE-604 |b ger |e rakddb | ||
| 041 | |a und | ||
| 049 | |a DE-12 |a DE-29 | ||
| 100 | 1 | |a Dumoulin, Julie A. |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| 264 | 1 | |a Washington |b United States Gov. Print. Off. |c 1987 | |
| 300 | |a IV, 37 S. |b Ill., Kt. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a United States Geological Survey: Geological Survey bulletin |v 1774 | |
| 650 | 0 | 7 | |a Sandstein |0 (DE-588)4127360-6 |2 gnd |9 rswk-swf |
| 651 | 7 | |a Prince William Sound |0 (DE-588)4467562-8 |2 gnd |9 rswk-swf | |
| 689 | 0 | 0 | |a Prince William Sound |0 (DE-588)4467562-8 |D g |
| 689 | 0 | 1 | |a Sandstein |0 (DE-588)4127360-6 |D s |
| 689 | 0 | |5 DE-604 | |
| 830 | 0 | |a United States Geological Survey: Geological Survey bulletin |v 1774 |w (DE-604)BV002539394 |9 1774 | |
| 856 | 4 | 2 | |m HEBIS Datenaustausch |q application/pdf |u http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=000546177&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |3 Inhaltsverzeichnis |
| 999 | |a oai:aleph.bib-bvb.de:BVB01-000546177 | ||
Datensatz im Suchindex
| _version_ | 1804115323322892288 |
|---|---|
| adam_text | Sandstone Composition of the
Valdez and Orca Groups,
Prince William Sound, Alaska
By JULIE A DUMOULIN
/
/
U S GEOLOGICAL SURVEY BULLETIN 1774
CONTENTS
Abstract 1
Introduction 1
Acknowledgments 2
General geology 2
Valdez Group and correlative rocks 2
Orca Group and correlative rocks 5
The Contact fault system 5
Previous petrographic studies 7
Methodology 8
Results of studies of Valdez Group samples 8
West, central, and east Valdez areas 8
Differences between west Valdez- and central Valdez-area samples 10
Provenance 12
Anomalous Valdez Group samples 13
Results of studies of Orca Group samples 14
Eastern exposures of the Orca Group 14
Western exposures of the Orca Group 19
Anomalous Orca Group samples 22
Comparison of results of studies of the Orca Group with previous work 25
Tectonic models and the placement of the Valdez-Orca boundary 25
Evidence for the northward displacement of the Valdez and Orca Groups 26
Petrographic cpnstraints on the significance and location of the Valdez-Orca boundary
The existence of a terrane boundary 27
Alternative locations of a terrane boundary 27
Johnstone Bay fault 27
Bainbridge fault 28
Montague Strait fault 28
Placer River fault 28
Imbricate faulting along terrane boundary 28
Summary 28
Areas that have anomalous sandstone petrography Mount Denson area 29
Areas spatially associated with mafic rocks 29
Resurrection Peninsula area 29
Knight Island area 30
Ellamar area 30
Montague Island and Ragged Mountain areas 30
Petrography 31
Age 31
Metamorphic-grade relationships 33
j Structural style 34
^ Sedimentary facies 34
Conclusions 34
References cited 34
FIGURES
1 Generalized geologic-tectonic setting of the Prince William Sound area, Alaska
J Terrane boundaries 2
• 2 Geologic map of the Prince William Sound area 3
3 Turbidites of the Valdez Group in the Port Wells area, western Prince William
Sound 4
4 Fossil localities and location of Valdez Group-Orca Group contact in western
Prince William Sound as delineated by previous workers 6
5 Location of petrographic areas and samples point-counted for this study 7
6 Modal analyses of sandstone of the Valdez Group from the west Valdez, east
Valdez, and central Valdez areas 10
7 Photomicrographs in transmitted light of thin sections of sandstones from the
Valdez Group 11
8 Modal analyses of sandstone from the Valdez Group and (at least partly) correlative
lithostratigraphic units 12
9 Modal analyses of sandstone of the Valdez Group from the Mount Denson and
Resurrection Peninsula areas compared with analyses of sandstone of the Orca
Group from the Port Gravina-Cordova area 15
10 Modal analyses of sandstone of the Valdez Group from the Mount Denson and
Resurrection Peninsula areas compared with those from the west Valdez,
central Valdez, and east Valdez areas 16
11 Modal analyses of sandstone of the Orca Group from the Port Gravina and Cordova
areas compared with analyses of sandstone of the Orca Group from the
Hinchinbrook Island area 17
12 Photomicrographs in transmitted light of thin sections of sandstones from the Orca
Group 18
13 Modal analyses of sandstone of the Orca Group from the Sargent Icefield and
Chenega areas compared with analyses of the Ghost Rocks Formation 20
14 Comparison of sandstone modal analyses from the Valdez and Orca Groups 21
15 Modal analyses of sandstone of the Orca Group from the Ellamar and Knight Island
areas 23
16 Comparison of modal analyses of sandstone from the Knight Island-Ella mar
(combined), Montague Island, and Ragged Mountain areas with those from the
Port Gravina-Cordova area 24
17 Modal analyses for sandstone of the Orca Group from the Montague Island and
Ragged Mountain areas compared with analyses from the Zodiac fan and from
the Sitkalidak Formation 32
18 Ratio of volcanic clasts to total lithic fragments in Zodiac fan sediment, Sitkalidak
Formation sandstone, and Orca Group sandstone from the Montague Island and
Ragged Mountain areas 33
TABLES
1 Composition of sandstone from the west Valdez, east Valdez, and central Valdez
areas 9
2 Geochemical analyses of selected Valdez and Orca Group sandstone samples 13
3-5 Composition of sandstones:
3 From the Valdez Group: Mount Denson and Resurrection Peninsula
areas 14
4 From the Orca Group: Cordova and Port Gravina areas 16
5 From the Orca Group: Sargent Icefield and Chenega areas 19
6 Statistical summary of first-degree trend surface for point-count data 21
7-8 Composition of sandstones:
7 From the Orca Group: Knight Island and Ellamar areas 22
8 From the Orca Group: Montague Island and Ragged Mountain areas 31
IV
|
| any_adam_object | 1 |
| author | Dumoulin, Julie A. |
| author_facet | Dumoulin, Julie A. |
| author_role | aut |
| author_sort | Dumoulin, Julie A. |
| author_variant | j a d ja jad |
| building | Verbundindex |
| bvnumber | BV000869781 |
| ctrlnum | (OCoLC)242530490 (DE-599)BVBBV000869781 |
| format | Book |
| fullrecord | <?xml version="1.0" encoding="UTF-8"?><collection xmlns="http://www.loc.gov/MARC21/slim"><record><leader>01416nam a2200337 cb4500</leader><controlfield tag="001">BV000869781</controlfield><controlfield tag="003">DE-604</controlfield><controlfield tag="005">00000000000000.0</controlfield><controlfield tag="007">t</controlfield><controlfield tag="008">890131s1987 ab|| |||| 00||| und d</controlfield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(OCoLC)242530490</subfield></datafield><datafield tag="035" ind1=" " ind2=" "><subfield code="a">(DE-599)BVBBV000869781</subfield></datafield><datafield tag="040" ind1=" " ind2=" "><subfield code="a">DE-604</subfield><subfield code="b">ger</subfield><subfield code="e">rakddb</subfield></datafield><datafield tag="041" ind1=" " ind2=" "><subfield code="a">und</subfield></datafield><datafield tag="049" ind1=" " ind2=" "><subfield code="a">DE-12</subfield><subfield code="a">DE-29</subfield></datafield><datafield tag="100" ind1="1" ind2=" "><subfield code="a">Dumoulin, Julie A.</subfield><subfield code="e">Verfasser</subfield><subfield code="4">aut</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska</subfield></datafield><datafield tag="264" ind1=" " ind2="1"><subfield code="a">Washington</subfield><subfield code="b">United States Gov. Print. Off.</subfield><subfield code="c">1987</subfield></datafield><datafield tag="300" ind1=" " ind2=" "><subfield code="a">IV, 37 S.</subfield><subfield code="b">Ill., Kt.</subfield></datafield><datafield tag="336" ind1=" " ind2=" "><subfield code="b">txt</subfield><subfield code="2">rdacontent</subfield></datafield><datafield tag="337" ind1=" " ind2=" "><subfield code="b">n</subfield><subfield code="2">rdamedia</subfield></datafield><datafield tag="338" ind1=" " ind2=" "><subfield code="b">nc</subfield><subfield code="2">rdacarrier</subfield></datafield><datafield tag="490" ind1="1" ind2=" "><subfield code="a">United States Geological Survey: Geological Survey bulletin</subfield><subfield code="v">1774</subfield></datafield><datafield tag="650" ind1="0" ind2="7"><subfield code="a">Sandstein</subfield><subfield code="0">(DE-588)4127360-6</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="651" ind1=" " ind2="7"><subfield code="a">Prince William Sound</subfield><subfield code="0">(DE-588)4467562-8</subfield><subfield code="2">gnd</subfield><subfield code="9">rswk-swf</subfield></datafield><datafield tag="689" ind1="0" ind2="0"><subfield code="a">Prince William Sound</subfield><subfield code="0">(DE-588)4467562-8</subfield><subfield code="D">g</subfield></datafield><datafield tag="689" ind1="0" ind2="1"><subfield code="a">Sandstein</subfield><subfield code="0">(DE-588)4127360-6</subfield><subfield code="D">s</subfield></datafield><datafield tag="689" ind1="0" ind2=" "><subfield code="5">DE-604</subfield></datafield><datafield tag="830" ind1=" " ind2="0"><subfield code="a">United States Geological Survey: Geological Survey bulletin</subfield><subfield code="v">1774</subfield><subfield code="w">(DE-604)BV002539394</subfield><subfield code="9">1774</subfield></datafield><datafield tag="856" ind1="4" ind2="2"><subfield code="m">HEBIS Datenaustausch</subfield><subfield code="q">application/pdf</subfield><subfield code="u">http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=000546177&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA</subfield><subfield code="3">Inhaltsverzeichnis</subfield></datafield><datafield tag="999" ind1=" " ind2=" "><subfield code="a">oai:aleph.bib-bvb.de:BVB01-000546177</subfield></datafield></record></collection> |
| geographic | Prince William Sound (DE-588)4467562-8 gnd |
| geographic_facet | Prince William Sound |
| id | DE-604.BV000869781 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T15:20:47Z |
| institution | BVB |
| language | Undetermined |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-000546177 |
| oclc_num | 242530490 |
| open_access_boolean | |
| owner | DE-12 DE-29 |
| owner_facet | DE-12 DE-29 |
| physical | IV, 37 S. Ill., Kt. |
| publishDate | 1987 |
| publishDateSearch | 1987 |
| publishDateSort | 1987 |
| publisher | United States Gov. Print. Off. |
| record_format | marc |
| series | United States Geological Survey: Geological Survey bulletin |
| series2 | United States Geological Survey: Geological Survey bulletin |
| spelling | Dumoulin, Julie A. Verfasser aut Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska Washington United States Gov. Print. Off. 1987 IV, 37 S. Ill., Kt. txt rdacontent n rdamedia nc rdacarrier United States Geological Survey: Geological Survey bulletin 1774 Sandstein (DE-588)4127360-6 gnd rswk-swf Prince William Sound (DE-588)4467562-8 gnd rswk-swf Prince William Sound (DE-588)4467562-8 g Sandstein (DE-588)4127360-6 s DE-604 United States Geological Survey: Geological Survey bulletin 1774 (DE-604)BV002539394 1774 HEBIS Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=000546177&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Dumoulin, Julie A. Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska United States Geological Survey: Geological Survey bulletin Sandstein (DE-588)4127360-6 gnd |
| subject_GND | (DE-588)4127360-6 (DE-588)4467562-8 |
| title | Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| title_auth | Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| title_exact_search | Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| title_full | Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| title_fullStr | Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| title_full_unstemmed | Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| title_short | Sandstone composition of the Valdez and Orca groups, Prince William Sound, Alaska |
| title_sort | sandstone composition of the valdez and orca groups prince william sound alaska |
| topic | Sandstein (DE-588)4127360-6 gnd |
| topic_facet | Sandstein Prince William Sound |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=000546177&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV002539394 |
| work_keys_str_mv | AT dumoulinjuliea sandstonecompositionofthevaldezandorcagroupsprincewilliamsoundalaska |