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Plagioclase from
San Marcos Seamount, South California Borderland, Pacific Ocean


Locality type:Seamount
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view San Marcos Seamount, South California Borderland, Pacific Ocean
Data Identifiers
Mindat Occurrence Record ID:715507
Long-form Identifier:1:3:715507:9
GUID (UUID V4):db10117c-9c7d-4ae0-a1f1-43babf75acc6
Nearest other occurrences of Plagioclase
63.8km (39.6 miles) ⓘAdam Seamount, South California Borderland, Pacific Ocean
68.6km (42.6 miles) ⓘHoss Seamount, South California Borderland, Pacific Ocean
References
Hein, J.R., Reid, J.A., Conrad, T.A., Dunham, R.E., Clague, D.A., Schulz, M.S., and Davis, A.S. (2010): USGS Open-File Report 10-1069
Reference Search (possible matching items)
Davis, A.S., Clague, D.A., Friesen, W.B., Hein, J.R. (1989) Composition of Basaltic glasses dredged from seven seamounts offshore Southern California on R/V Farnella cruise F7-87-SC. Open-File Report Vol. 1989 (90-53) US Geological Survey doi:10.3133/ofr9053
Report (issue)
Dredged from Seven Seamounts Offshore Southern California on R/V Farnella Cruise F7-87-SC by Alice S....endorsement by the U.S.Government. Menlo Park, California 1989 INTRODUCTION Basaltic rock, hyaloclastite...dredged from seven seamounts offshore southern California during the U.S. Geological Survey cruise F7-87-SC...from seamounts near the East Pacific Rise (EPR) and from the northeast Pacific. GEOLOGIC SETTING Volcanic...Volcanic seamounts are abundant offshore southern California. Many of these volcanic edifices are small, circular
Hein, James R., Reid, Jane A., Conrad, Tracey A., Dunham, Rachel E., Clague, David A., Schulz, Marjorie S., Davis, Alice S. (2010) Seamounts and ferromanganese crusts within and near the U.S. EEZ off California - Data for RV Farnella cruise F7-87-SC. Open-File Report 2010-1069. US Geological Survey doi:10.3133/ofr20101069
Report (issue)
Ferromanganese Crusts Within and Near the U.S. EEZ Off California− Data for RV Farnella Cruise F7-87-SC By James...ferromanganese crusts within and near the U.S. EEZ off California--Data for RV Farnella cruise F7-87-SC: U.S. Geological...report. Cover: Photograph of cut sample from Ben Seamount; porphyritic basalt with 15-mm-thick Fe-Mn crust.................................... 2 Rodriguez Seamount ..................................................................................... 2 San Marcos Seamount.........................................
Conrad, Tracey, Hein, James R., Paytan, Adina, Clague, David A. (2017) Formation of Fe-Mn crusts within a continental margin environment. Ore Geology Reviews, 87. 25-40 doi:10.1016/j.oregeorev.2016.09.010
Journal (article/letter/editorial)
Adina Paytana, David A. Claguec University California Santa Cruz, 1156 High Street, Santa Cruz, CA...ferromanganese; CCM = California continental margin; EEZ = exclusive economic zone; CCS = California Current System;...System; NPIW = North Pacific Intermediate Water; CFA = carbonate fluorapatite; OMZ = oxygen minimum zone;...zone; PCZ = Pacific prime crust zone; CCZ = Clarion Clipperton Zone; PGE = platinum group elements; ppb...Keywords: Ferromanganese crusts, eastern Pacific, California margin, strategic metals, marine mineral
 
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