USGS/Cascades Volcano Observatory, Vancouver, Washington
PROJECT:
Geologic Mapping in Southern Washington Cascades
Bibliography of Topical Papers related to the Study Area:
Armstrong, R.L., Harakal, J.E., and Hollister, V.F., 1976, Age
determination of late Cenozoic porphyry copper deposits of the North
American Cordillera: Transactions of the Institution of Mining and
Metallurgy, section B. p. B239-B244.
Armentrout, J. M., McDougall, K. A., Jefferis, P. T., and Nesbitt,
Elizabeth, 1980, Geologic field trip guide for the Cenozoic
stratigraphy and late Eocene paleoecology of southwestern
Washington. in Oles, K.F., Johnson, J.G., et al., editors, 1980,
Geologic field trips in western Oregon and southwestern Washington:
Oregon Department of Geology and Mineral Industries Bulletin 101,
p. 79-120.
Ashley, R.P., 1980, Mineralization in the Spirit Lake quadrangle, southern
Cascade Range, Washington [abs]: U.S. Geological Survey
Professional Paper 1175, p. 8.
Beck, R.S., 1943, Eocene foraminifera from Cowlitz River, Lewis County,
Washington: Journal of Paleontology, v. 17, no. 6, p. 584-614.
Booker, J.R., 1981, Geomagnetic sounding in the Cascade Range of
Washington State as a geothermal exploration technique [abs], in
Duffield, W. A.; and Guffanti, Marianne, The geothermal research
program of the U.S. Geological Survey: U.S. Geological Survey
Open-File Report 81-564, p. 82.
Buckovic, W.A., 1974, The Cenozoic stratigraphy and structure of a portion
of the west Mount Rainier area, Pierce County, Washington:
University of Washington Master of Science thesis, 123 p., 1 plate.
Buckovic, W.A., 1979, The Eocene deltaic system of west-central
Washington, in Armentrout, J.M., Cole, M.R., Ter Best, Harry, Jr.,
editors, 1979, Cenozoic paleogeography of the western United States:
Society of Economic Paleontologists and Mineralogists Pacific
Section, Pacific Coast Paleogeography Symposium 3, p. 147-163.
Church, S.E., and Close, T.J., 1984, Goat Rocks Wilderness and adjacent
roadless areas, Washington, in Marsh, S.P., Kropschot, S.J., and
Dickinson, R.G., editors, Wilderness mineral potential--Assessment
of mineral-resource potential in U.S.Forest Service lands studied
1964-1984: U.S. Geological Survey Professional Paper 1300,
p. 1062-1065.
Church, S.E., Mosier, E.L., Frisken, J G., Motooka, J.M., Gruzensky, A.L.,
Ficklin, W.H., McCollaum, A.D., Willson, W.R., and McDanal, S.K.,
1983, Geochemical and statistical analysis of analytical results for
stream sediments, panned concentrates from stream sediments, rocks,
and waters collected from the Goat Rocks Wilderness and adjacent
roadless areas, Lewis and Yakima Counties, Washington: U.S.
Geological Survey Open-File Report 83-784, 266 p., 1 plate.
Clevinger, W.R., 1968, Morton, Washington area--Rock collectors' guide:
Seattle University, 30 p.
Clevinger, W.R., 1969, Morton, Mineral, Mossyrock, Washington--Rock and
gemstone guide: Seattle University, 34 p.
Close, T.C., 1982, Summary report--Mineral investigation of the Goat Rocks
Wilderness study area (FS), Lewis and Yakima Counties, Washington:
U.S. Bureau of Mines [Spokane, Wash.] MLA 130-82, 11 p., 1 plate.
Colman, S.M., and Pierce, K.L., 1981, Weathering rinds on andesitic and
basaltic stones as a Quaternary age indicator, western United
States: U.S. Geological Survey Professional Paper 1210, 56 p.
Condie, K.C., and Swenson, D.H., 1973, Compositional variation in three
Cascade stratovolcanoes: Jefferson, Rainier, and Shasta: Bulletin
Volcanologique, v. 37, p. 205-230.
Crandell, D.R., 1987, Deposits of pre-1980 pyroclastic flows and lahars
from Mount St. Helens, Washington: U.S. Geological Survey
Professional Paper 1444, 91 p.
Crandell, D.R., 1981, The eruptive history of Mount St. Helens, in Lipman,
P.W., and Mullineaux, D.R., eds., The 1980 eruptions of Mount St.
Helens, Washington: U.S. Geological Survey Professional Paper 1250,
p. 3-15.
Crandell, D.R., and Miller, R.D., 1974, Quaternary stratigraphy and extent
of glaciation in the Mount Rainier region, Washington: U.S.
Geological Survey Professional Paper 847, 59 p.
Danes, Z.F., 1975, Bouguer gravity map of Mount Rainier National Park,
Washington: Washington Division of Geology and Earth Resources
Open-File Report 75-5, 10 p., 1 plate, scale 1:62,360.
Danes, Z.F., and Phillips, W.M., 1983, Complete Bouguer gravity anomaly map,
Cascade mountains, Washington: Washington Division of Geology and
Earth Resources Geophysical Map GM-27, 2 sheets, scale 1:250,000.
Dethier, D.P., 1988, The soil chronosequence along the Cowlitz River,
Washington: U.S. Geological Survey Bulletin 1590-F, p. F1-F47.
Dethier, D.P., and Bethel, J.P., 1984, Outwash terraces along the Cowlitz
River [abs]: U.S. Geological Survey Professional Paper 1375, p. 72.
Engels, J.C., Tabor, R.W., Miller, F.K., and Obradovich, J.D., 1976,
Summary of K-Ar, Rb-Sr, U-Pb, Pb-a, and fission-track ages of rocks
from Washington prior to 1975 (exclusive of Columbia Plateau
basalts): U.S. Geological Survey Miscellaneous Field Studies Map
MF-710, scale 1:1,000,000.
Evarts, R.C., and Bishop, K.R., 1994, Chemical data for Tertiary volcanic
and intrusive rocks of the Spirit Lake 15-minute quadrangle,
southern Washington Cascade Range: U.S. Geological Survey Open-File
Report 93-686, 24 p.
Evarts, R.C., 1984, Tatoosh Roadless area, Washington. in Marsh, S.P.,
Kropschot, S.J., and Dickinson, R.G., editors, Wilderness mineral
potential--Assessment of mineral-resource potential in U.S. Forest
Service lands studied 1964-1984: U.S. Geological Survey
Professional Paper 1300, p. 1086-1088.
Evarts, R.C., Ashley, R.P.,and Smith, J.G., 1987, Geology of the Mount St.
Helens area -- Record of discontinuous volcanic and plutonic
activity in the Cascade arc of southern Washington: Jour. Geophys.
Res., v. 92, no. B10, p. 10,155-10,169
Evarts, R.C., Church, S.E., and Mosier, E.L., 1983, Mineral resource
potential of the Tatoosh roadless area, Lewis County, Washington:
U.S. Geological Survey Open-File Report 83-471, 16 p.
Evarts, R.C., Gray, L.B., Turrin, B.D., Smith, J.G., and Tosdal, R.M., 1994,
Isotopic and fission-track ages of volcanic and plutonic rocks and
hydrothermal alteration in the Spirit Lake quadrangle and adjacent
areas, southwestern Washington: Isochron/West, no. 61, p. 25-47.
Evarts, R.C., and Swanson, D.A, 1994, Geologic transect across the
Tertiary Cascades Range, southern Washington in Swanson D. A.and
Haugeraud, R.A. [eds] Geological field trips of the Pacific
Northwest: University of Washington Geological Sciences, v. 2,
no. 2H, 31 p.
Finn, Carol, Phillips, W.M., and Williams, D L., 1984, Gravity maps of
the State of Washington and adjacent areas (scale 1:250,000):
U.S. Geological Survey Open-File Report 84-416, 5 p., 18 maps,
scale 1:250,000.
Finn, Carol, and Williams, D.L., 1982, Principal facts for one-hundred-six
gravity stations near the Goat Rocks Wilderness area, Washington:
U.S. Geological Survey Open-File Report 83-176, 6 p.
Fisher, R.V., 1957, Stratigraphy of the Puget Group and Keechelus Group
in the Elbe-Packwood area of southwestern Washington: University
of Washington Doctor of Philosophy thesis, 157 p., 10 plates.
Fiske, R.S., 1963, Subaqueous pyroclastic flows in the Ohanapecosh Formation,
Washington: Geological Society of America Bulletin, v. 74, p. 391-406.
Fowler, R.H., and Ness, A.O., 1954, Soil survey of Lewis County, Washington:
U.S. Soil Conservation Service Soil Survey Series 1941, no. 10, 130 p.,
3 plates.
Hagstrum, J.T., and Swanson, D.A., 1994, Paleomagnetism of the Miocene
intrusive suite of Kidd Creek: implications for the timing of
deformation in the Cascade arc, southern Washington [abs.]: Eos,
American Geophysical Union, Transactions, v. 75, no. 44, p. 198-199.
Hammond, P.E., 1979, A tectonic model for evolution of the Cascade Range,
in Armentrout, J.M., Cole, M.R., and TerBest, Harry, Jr., eds.,
Pacific Coast Paleogeography Symposium 3: Cenozoic paleogeography
of the western United States: Pacific Section of the Society of
Economic Paleontologists and Mineralogists, Los Angeles, Calif.,
p. 219-237.
Hammond, P.E., Brunstad, K.A., and King, J.F., 1994, Mid-Tertiary volcanism
east of Mount Rainier--Fifes Peaks volcano-caldera and Bumping Lake
Pluton-Mount Aix caldera, in Swanson, D. A. and Haugeraud, R.A.[eds]
Geological field trips of the Pacific Northwest: University of
Washington Geological Sciences, v. 2, no. 2J, 16 p.
Hammond, P.E., and Korosec, M.A., 1983, Geochemical analyses, age dates,
and flow-volume estimates for Quaternary volcanic rocks, southern
Cascades Mountians, Washington: Washington Division of Geology and
Earth Resources Open-File Report 83-13, 36. P.
Hanna, G.D., and Hanna, M. A., 1924, Foraminifera from the Eocene of
Cowlitz River, Lewis County, Washington: University of Washington
Publications in Geology, v. 1, p. 57-64. Washington: U.S. Geological
Survey Open-File Report, 1 sheet.
Hollister, V.F., 1979, Porphyry copper-type deposits of the Cascade
volcanic arc, Washington: Mineral Science and Engineering, v. 11,
p. 22-35.
Howell, P.W., 1969, The White Pass trip: Geological Society of the Oregon
Country Geological Newsletter, v. 35, no. 11, p. 96-98.
Hildreth, Wes, and Lanphere, M.A. 1994, Potassium-argon geochronology of
a basalt-andesite-dacite arc system: the Mount Adams volcanic field,
Cascade Range of southern Washington: Geological Society of America
Bulletin, v. 106, p. 1413-1429.
Johnson, K.R., and Waitt, R.B., Jr., 1983, Interpretation and development
program for Mount St. Helens National Volcanic Monument: U.S.
Forest Service [Portland, Ore.], 88 p., 3 plates.
Johnson, S.Y., and Stanley, W.D., 1995, Eocene paleogeography of the
Morton anticline area, southwestern Washington, in Fritsche, A.E.,
ed., Cenozoic paleogeography of the western United States?II:
Pacific Section, SEPM (Society for Sedimentary Geology), book 75,
p. 291-309.
Law, L. K., Auld, D. R., and Booker, J. R., 1980, A geomagnetic variation
anomaly coincident with the Cascade volcanic belt: Journal of
Geophysical Research, v. 85, no. B10, p. 5297-5302.
Lundy, C.R., 1950, Concentration of low-grade cinnabar ore from the Morton
cinnabar region: University of Washington Bachelor of Science
thesis, 33 p.
Mackin, J.H., 1944, Relation of geology to mineralization in the Morton
cinnabar district, Lewis County, Washington: Washington Division
of Mines and Mining Report of Investigations 6, 47 p., 2 plates.
Marso, J.N., and Swanson, D.A., 1992, The intrusive suite of Kidd Creek:
a middle Miocene magmatic event in the Cascade arc of southern
Washington [abs.]: Geological Society of America Abstracts with
Programs, v. 24, no. 5, p. 67.
Mattinson, J.M., 1977, Emplacement history of the Tatoosh volcanic-
plutonic complex, Washington: ages of zircons: Geological Society
of America Bulletin, v. 88, p. 1509-1514.
Miller, R.B., 1989, The Mesozoic Rimrock Lake inlier, southern Washington
Cascades -- implications for the basement to the Columbia embayment:
Geological Society of America Bulletin, v. 101, p. 1289-1305.
Miller, R.B., Mattinson, J.M., Funk, S.A.G., Hopson, C.A., and Treat, C.L.,
1993, Tectonic evolution of Mesozoic rocks in the southern and
central Washington Cascades, in Dunne, G.C., and McDougall, K.,
eds., Mesozoic paleogeography of the western United States?II:
Pacific Section, Society of Economic Paleontologists and
Mineralogists, Book 71, p. 81-98.
Miller, R.B., 1987, The Mesozoic Rimrock Lake inlier and its implications
for the Basement of the Columbia Embayment [abs]: Eos (American
Geophysical Union Transactions), v. 68, no. 52, p. 1814.
Miller, R.D., and Crandell, D. R., 1963, Glaciation of the upper Nisqually
River valley, Washington [abs]: Geological Society of America
Special Paper 73, p. 52.
Moen, W.S., 1977, St. Helens and Washougal mining districts of the
southern Cascades of Washington: Washington Division of Geology and
Earth Resources Information Circular 60, 71 p.
Mundorff, M.J., 1984, Glaciation in the lower Lewis River basin,
southwestern Cascade Range, Washington: Northwest Science, v. 58,
p. 269-281.
Mullineaux, D.R., 1986, Summary of pre-1980 tephra-fall deposits erupted
from Mount St. Helens, Washington state, USA: Bulletin of
Volcanology, v. 48, p. 17-26.
O'Connor, J.T., 1992, Provenance evolution for Eocene to Miocene clastic
rocks of southwest Washington and northwest Oregon: Geological
Society of America Abstracts with Programs, v. 24, no. 5, p. 73.
Peters, T.J,. and Linne, J. M., 1981, Mineral resources and potential of
Goat Rocks RARE II areas, no. 6036, Parts A, C, and D, Lewis and
Yakima Counties, Washington: U.S. Bureau of Mines [Spokane, Wash.]
MLA 5-81, 9 p., 1 plate.
Peterson, J.A., and Ashley, R.P., 1996, Maps showing mineral occurrences
associated with the Cascade volcanic arc, California, Oregon,
and Washington: USGS Open-file Report 96-xxxx, 85 p., 2 plates
Phillips, E.L., 1964, Washington climate for these counties--Clark,
Cowlitz, Lewis, Skamania, and Thurston: Washington State University
Agricultural Extension Service EM 2462, 42 p.
Prothero, D.R.,and Armentrout, J.M., 1985, Magnetostratigraphic correlation
of the Lincoln Creek Formation, Washington -- Implications for the
age of the Eocene/Oligocene boundary: Geology, v. 13, no. 3,
p. 208-211.
Phillips, W.M., Korosec, M.A., Schasse, H.W., Anderson, J.L., and Hagen, R.A.,
1986, K-Ar ages of volcanic rocks in southwest Washington: Isocron
West no. 47, p. 18-24.
Roberts, A.E., 1958, Geology and coal resources of the Toledo-Castle Rock
district, Cowlitz and Lewis Counties, Washington: U.S. Geological
Survey Bulletin 1062, 71 p.
Scott, K.M., Vallance, J.W., and Pringle, P.T., 1995, Sedimentology,
behavior, and hazards of debris flows at Mount Rainier, Washington:
U.S. Geological Survey Prof. Paper 1547, 56 p., 1 plate.
Simmons, G.C., and Davis, W.E., 1983, Geology of the Cougar Lakes-Mount Aix
study area, Yakima and Lewis Counties, Washington; with a section
on Interpretation of aeromagnetic data, by W. E. Davis: U.S. Geological
Survey Bulletin 1504-A, p. 9-28.
Simmons, G.C., and Pierce, A.P., 1974, Cougar Lakes-Mount Aix study area,
Yakima and Lewis Counties, Washington [abs]: U.S. Geological Survey
Professional Paper 900, p. 20-21.
Simmons, G.C., and Van Noy, R.M., 1983, Cougar Lakes-Mount Aix Wilderness
study area, Washington, in Marsh, S.P., Kropschot, S.J.;
Dickinson, R.G., editors, Wilderness mineral potential -- Assessment
of mineral-resource potential in U.S. Forest Service lands studied
1964-1984: U.S. Geological Survey Professional Paper 1300,
p. 1044-1046.
Simmons, G.C., Van Noy, R.M., and Zilka, N.T., 1983, Mineral resources of
the Cougar Lakes-Mount Aix study area, Yakima and Lewis Counties,
Washington; with a section on Interpretation of aeromagnetic data,
by W. E. Davis: U.S. Geological Survey Bulletin 1504, 81 p.,
3 plates.
Smith, D.R., and Leeman, W.P., 1987, Petrogenesis of Mount St. Helens
dacitic magmas: Journal of Geophysical Research, v. 92,
p. 10,313-10,334.
Smith, J.G., 1987, New compilation geologic map of the Cascade Range in
Washington: Geothermal Resources Council Transactions, v. 11,
p. 309-314.
Stanley, W.D., Finn, C., and Plesha, J.L., 1987, Tectonics and
conductivity structures in the southern Washington Cascades:
Journal of Geophysical Research, v. 92, p. 10,179-10,193.
Stanley, W.D., William, W.J., Latham, Gary, and Westhusing, Keith, 1992,
The southern Washington Cascades conductor?a previously
unrecognized thick sedimentary sequence?: American Association of
Petroleum Geologists Bulletin, v. 76, p. 1569-1585.
Swanson, D.A., 1966, Tieton volcano, a middle Miocene eruptive center in
the southern Cascade Mountains, Washington: Geological Society of
America Bulletin, v. 77, p. 1293-1314.
Swanson, D.A., 1990, Trends of middle Tertiary dikes in and north of the
Dark Divide Roadless Area, southern Washington Cascades [abs]: Eos
(American Geophysical Union Transactions), v. 71, no. 41, p. 1144.
Swanson, D.A., 1992, Influence of the southern Washington Cascades
conductor on volcanism and tectonism, in Jacobson, M. L., compiler,
National Earthquake Hazards Reduction Program, summaries of
technical reports Volume XXXIII: U.S. Geological Survey Open-File
Report 92-258, p. 655-659.
Swanson, D.A., 1993b, Influence of the southern Washington Cascades
conductor on volcanism and tectonism., in Jacobson, M. L., compiler,
National Earthquake Hazards Reduction Program, summaries of
technical reports Volume XXXIV: U.S. Geological Survey Open-File
Report 93-195, p. 703-708.
Swanson, D. A., 1994, Coeval volcanism and subsidence about 36 million
years ago in the Cascade arc, southern Washington [abs]:
Geological Society of America Abstracts with Programs, v. 26,
no. 7, P. A-133.
Swanson, D.A., Cameron, K.A., Evarts, R.C., Pringle P.T., and Vance, J.A.,
1989, Cenozoic volcanism in the Cascade Range and Columbia Plateau,
southern Washington and northernmost Oregon: American Geophysical
Union, 28th International Geological Congress Field Trip Guidebook
T106, 60 p.
Swanson, D.A., and Evarts, R.C., 1992, Tertiary magmatism and tectonism
in an E-W transect across the Cascades arc in southern Washington
[abs]: Geological Society of America Abstracts with Programs, v.21,
no. 5, p. 153
Tilford, Norman, and Kent, R.C., 1981, Mount St. Helens and the geology
of Lewis and Toutle Rivers, in Association of Engineering
Geologists, Field trip guidebook--Engineering geology in the
Pacific Northwest: Association of Engineering Geologists,
p. 143-213, 1 plate.
U.S. Federal Energy Regulatory Commission, 1982, Draft environmental
impact statement, Cowlitz Falls project, FERC no. 2833-Washington:
U.S. Federal Energy Regulatory Commission FERC/EIS-0032-D, 1 vol.
U.S. Forest Service, 1981, Final environmental impact statement--Mount St.
Helens land management plan, Cowlitz, Lewis, and Skamania Counties,
Washington: U.S. Forest Service [Vancouver, Wash.], 288 p.,
24 plates.
U.S. Forest Service, 1985, Mount St. Helens National Volcanic Monument,
final environmental impact statement, comprehensive management
plan: U.S. Forest Service Gifford Pinchot National Forest
[Vancouver, Wash.], 450 p., 8 plates.
U.S. Geological Survey, 1975, Aeromagnetic maps for part of southwestern
Washington: U.S. Geological Survey Open-File Report 75-648,
4 sheets, scale 1:62,500.
U.S. Geological Survey, 1981, Aeromagnetic map of the Mt. Margaret area,
Washington: U.S. Geological Survey Open-File Report 81-926,
1 sheet, scale 1:62,500.
U.S. Geological Survey, 1982, Aeromagnetic map of Mt. Rainier and
vicinity, Washington: U.S. Geological Survey Open-File Report
82-547, 2 sheets, map scale 1:62,500.
U.S. Geological Survey, 1982, Aeromagnetic map of part of the Cascade
Range, southwestern Washington and northern Oregon: U.S. Geological
Survey Open-File Report 82-663, 1 sheet, map scale 1:250,000.
U.S. Geological Survey, 1982, Aeromagnetic map of the Goat Rocks area,
Washington: U.S. Geological Survey Open-File Report 82-662,
1 sheet, map scale 1:62,500.
Van Noy, R.M., Zilka, N.T., and Simmons, G.C., 1983, Mines, prospects, and
mineralized areas, and geochemistry of the Cougar Lakes-Mount Aix
study area, Yakima and Lewis Counties, Washington: U.S. Geological
Survey Bulletin 1504-B, p. 29-81.
Vance, J.A., 1989, Detrital kyanite and zircon: provenance and sediment
dispersal in the middle and late Eocene Puget and Cowlitz Groups,
SW Washington and NW Oregon: Geological Society of America Abstracts
with Programs, v. 21, no. 5,p. 153.
Vance, J.A., Clayton, G.A., Mattinson, J.M., and Naeser, C.W., 1987, Early
and middle Cenozoic stratigraphy of the Mount Rainier-Tieton River
area, southern Washington Cascades: Washington Division of Geology
and Earth Resources Bulletin 77, p. 269-290
Waters, A.C., 1961, Keechelus problem, Cascade Mountains, Washington:
Northwest Science, v. 35, p. 39-57.
Weaver, C.S., and Smith, S.W., 1983, Regional tectonic and earthquake
hazard implications of a crustal fault zone in southwestern
Washington: Journal of Geophysical Research, v.88, p.10,371-10,383.
Wells, R.E., 1982, Paleomagnetism and geology of Eocene volcanic rocks in
southwest Washington--Constraints on mechanisms of rotation and
their regional tectonic significance: University of California at
Santa Cruz Doctor of Philosophy thesis, 229 p., 1 plate.
Wells, R.E., and others, 1993, CASCADIA: Regional lithospheric studies of
the Pacific Northwest: U.S. Geological Survey Open-File Report
93-706, 39 p. Geologic Map GM-34, scale 1:250,000, 28 p.
Williams, D.L., and Finn, Carol, 1987, Evidence for a shallow pluton
beneath the Goat Rocks Wilderness, Washington, from gravity and
magnetic data: Journal of Geophysical Research, v. 92, no. B6,
p. 4867-4880.
Williams, D.L, Finn, Carol, Couch, R.W., Danes, Z.F., Pitts, G.S.,
Phillips, W.M., and Riddihough, R.P., 1988, Residual Bouguer gravity
anomaly map of the Cascade Range, California, Oregon, Washington,
and British Columbia: U.S. Geological Survey Geophysical
Investigations Map GP-973, 2 sheets, scale 1:500,000.
Williams, D.L., Finn, Carol, Spydell, D.R., and Danes, Z.F., 1984, Gravity
and aeromagnetic maps of the Goat Rocks wilderness and adjacent
roadless areas, Lewis and Yakima Counties, Washington: U.S.
Geological Survey Miscellaneous Field Studies Map MF-1653-C,
2 sheets, scale 1:48,000.
Winters, W.J., 1984, Stratigraphy and sedimentology of Paleogene arkosic
and volcaniclastic strata, Johnson Creek-Chambers Creek area,
southern Cascade Range, Washington: Portland State University
Master of Science thesis, 162 p., 2 plates.
Wise, W.S., 1970, Cenozoic volcanism in the Cascade Mountains of southern
Washington: Washington Divisions of Mines and Geology Bulletin.
Wright, T.L., 1960, The mineralogy and petrogenesis of the southern part
of the Tatoosh pluton, Mount Rainier National Park, Washington:
Baltimore, The Johns Hopkins University, Ph.D. Dissertation, 185 p.,
4 plates.
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