Stratigraphy, Sedimentology, Paleontology, and Paleomagnetism of Pliocene-Early Pleistocene Lacustrine Deposits in Two Cores from Western Utah

Online link https://geo-nsdi.er.usgs.gov/metadata/open-file/95-1/metadata.faq.html
Description The data contained in this report represent our preliminary findings of the analyses of two cores of Pliocene and early Pleistocene sediments from the eastern Great Basin. This is a collaborative project involving specialists from the USGS, Kansas State
Originators Thompson, Robert S.; Oviatt, C. G.; Roberts, A. P.; Buchner, J.; Kelsey, R.; Bracht, C.; Forester, Richard M.; and Bradbury, J. Platt
Publication U.S. Geological Survey Open-File Report 95-1

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Overview of attributes


Black Rock Core Log. Lithologic description containing information
on grain size, color, bedding structures, sedimentary structures
and occurance of plant-macrofossils.
>apx1.tab  1  Depth (feet)
>apx1.tab  2  Depth (meters)
>apx1.tab  3  Grain size description
>apx1.tab  4  Color of material
>apx1.tab  5  Bedding / sedimentary structures
>apx1.tab  6  Miscellaneous notes
Black Rock Core Paleomagnetic Data. Paleomagnetic inclination
measured by either Alternating Field demagnetization method or
thermal demagnetization method.
>apx2.tab  1  Sample Label
>apx2.tab  2  Depth of sample (feet)
>apx2.tab  3  Depth of sample (meters)
>apx2.tab  4  Declination (degrees)
>apx2.tab  5  Inclination (degrees)
>apx2.tab  6  Delta (degrees)
>apx2.tab  7  Intensity
>apx2.tab  8  Polarity (Reversed/Not Reversed)
>apx2.tab  9  Method of Demagnetization (Thermal/Alternating Field)
Black Rock Core Pollen Data. Counts of 57 pollen taxa from 159 samples
from the Black Rock core.
>apx3.tab   1  Depth    (feet)
>apx3.tab   2  Sum      Terrestrial Pollen Sum
>apx3.tab   3  Abies    Abies count
>apx3.tab   4  Junip.   Juniperus-type count
>apx3.tab   5  Picea    Picea count
>apx3.tab   6  Pinus    Pinus count
>apx3.tab   7  Ps./La.  Pseudotsuga/Larix count
>apx3.tab   8  Ts.he.   Tsuga heterophylla count
>apx3.tab   9  Ve.un.   Vesiculate conifer undif. count
>apx3.tab  10  Ep.tr.   Ephedra trifurca-type count
>apx3.tab  11  Ep.vi.   Ephedra viridis-type
>apx3.tab  12  Acer     Acer count
>apx3.tab  13  Alnus    Alnus count
>apx3.tab  14  Arce.    Arceuthobium count
>apx3.tab  15  Betula   Betula count
>apx3.tab  16  Celtis   Celtis count
>apx3.tab  17  Cerc.    Cercocarpus-type count
>apx3.tab  18  Frax.    Fraxinus count
>apx3.tab  19  Frem.    Fremontodendron? count
>apx3.tab  20  Holo.    Holodiscus-type count
>apx3.tab  21  Popu.    Populus count
>apx3.tab  22  Pote.    Potentilla count
>apx3.tab  23  Pter.    Pterocarya? count
>apx3.tab  24  Quer.    Quercus count
>apx3.tab  25  Rham.    Rhamnaceae count
>apx3.tab  26  Rosa.    Rosaceae count
>apx3.tab  27  Salix    Salix count
>apx3.tab  28  Sh./E.   Shepherdia/Elaegnus count
>apx3.tab  29  Symp.    Symphoricarpos/Lonicera count
>apx3.tab  30  Ulmus    Ulmus count
>apx3.tab  31  Ambr.    Ambrosia-type count
>apx3.tab  32  Arte.    Artemisia count
>apx3.tab  33  Tubu.    Tubuliflorae count
>apx3.tab  34  Ligu.    Liguliflorae count
>apx3.tab  35  Ch.Am.   Chenopodiaceae/Amaranthus count
>apx3.tab  36  Sarc.    Sarcobatus count
>apx3.tab  37  Poac.    Poaceae count
>apx3.tab  38  Apia.    Apiaceae count
>apx3.tab  39  Bras.    Brassicaceae count
>apx3.tab  40  Cary.    Caryophyllaceae count
>apx3.tab  41  Erio.    Eriogonum count
>apx3.tab  42  Euph.    Euphorbiaceae count
>apx3.tab  43  Faba.    Fabaceae count
>apx3.tab  44  Gili.    Gilia-type count
>apx3.tab  45  Onag.    Onagraceae count
>apx3.tab  46  Phlox    Phlox count
>apx3.tab  47  Pole.    Polemonium count
>apx3.tab  48  Poly.    Polygonaceae count
>apx3.tab  49  Sola.    Solanaceae count
>apx3.tab  50  Thal.    Thalictrum count
>apx3.tab  51  Unkn.    Unknown count
>apx3.tab  52  Inde.    Indeterminate count
>apx3.tab  53  Mono.    Monlete spores count
>apx3.tab  54  Tril.    Trilete spores count
>apx3.tab  55  Cype.    Cyperaceae count
>apx3.tab  56  Myri.    Myriophyllum count
>apx3.tab  57  Ty.Sp.   Typha/Sparganium count
>apx3.tab  58  Pota.    Potamogeton count
>apx3.tab  59  Rupp.    Ruppia count
>apx3.tab  60  Botr.    Botryococcus count
>apx3.tab  61  Pedi.    Pediastrum count
>apx3.tab  62  Tracers  Tracers count
Pit of Death Core Log. Lithologic description of the Pit of Death Core
containing information on grain size, color, bedding structures,
sedimentary structures and occurance of plant-macrofossils.
>apx4.tab  1  Depth (feet)
>apx4.tab  2  Depth (meters)
>apx4.tab  3  Grain size description
>apx4.tab  4  Color of material
>apx4.tab  5  Nature of boundary
>apx4.tab  6  Bedding / sedimentary structures
>apx4.tab  7  Miscellaneous notes
Pit of Death Core Paleomagnetic Data. Paleomagnetic inclination measured by either Alternating Field
demagnetization method or thermal demagnetization method.
>apx5.tab  1  Sample Label
>apx5.tab  2  Depth of sample (feet)
>apx5.tab  3  Depth of sample (meters)
>apx5.tab  4  Declination (degrees)
>apx5.tab  5  Inclination (degrees)
>apx5.tab  6  Delta (degrees)
>apx5.tab  7  Intensity
>apx5.tab  8  Polarity (Reversed/Not Reversed)
>apx5.tab  9  Method of Demagnetization (Thermal/Alternating Field)
>2-material/fig2.ps
Vector component diagrams indicating representative
demagnetizationbehavior of paleomagnetic samples.
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig3.gif
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig3.ps
Diagram showing paleomagnetic interpretation, lithology, occurance
of seeds, occurance of root traces, occurance of leaf impressions
and magnetic susceptibility in the Black Rock core.
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig4.gif
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig4.ps
Diagram showing the paleomagnetic inclination record of the
Black Rock core.
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig5.gif
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig5.ps
Diagram showing age vs. depth relationship based on paleomagnetics
and tephrochronology in the Black Rock Core.
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig6.gif
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig6.ps
Diagram showing paleomagnetic record and pollen percentages of 15
taxa in the Black Rock core.
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig7.gif
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig7.ps
Diagram showing paleomagnetic record and pollen summary diagram of
Conifers vs. Steppe plants vs. Other taxa. vs aquatic pollen types
occuring in the Black Rock Core
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig8.gif
>http://pubs.usgs.gov/of/1995/of95-001/3-black_rock/fig8.ps
Diagram of Three-level moving averages of conifer and steppe pollen
from the Black Rock Core vs. time.
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig9.gif
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig9.ps
Diagram showing paleomagnetic interpretation, lithology, occurance
of mud cracks and magnetic susceptibility in the Pit of Death core.
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig10.gif
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig10.ps
Diagram showing the paleomagnetic inclination record of the Pit of
Death core.
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig11.gif
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig11.ps
Diagram showing age vs. depth relationship based on paleomagnetics
and tephrochronology in the Pit of Death Core.
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig12.gif
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig12.ps
Diagram comparing the magnetic susceptibiliy records of the Black
Rock and Pit of Death cores.
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig13.gif
>http://pubs.usgs.gov/of/1995/of95-001/4-pit_of_death/fig13.ps
Diagram comparing the chronologies and depositional rates of the
Black Rock and Pit of Death cores.
>http://pubs.usgs.gov/of/1995/of95-001/5-discussion/fig14.gif
>http://pubs.usgs.gov/of/1995/of95-001/5-discussion/fig14.ps
Diagram comparing the lacustrine histories of Pliocene through Pleistocene
sites in western Utah.
Paleoenvironmental interpretations summarizing the analysis of
approximately 900 ostracode samples from the Black Rock core.
Summary of results of analysis of 10 ostracode samples from the Pit
of Death core.

http://pubs.usgs.gov/of/1995/of95-001/of95-001.html

Paleomagnetic sample

Oriented paleomagnetic samples are 2.5 x 2.5 x 1.5 cm. and were collected at 1 meter, (3.3 feet) intervals in both of the studied cores

Label Definition
Paleomagnetic Inclination Angle at which magnetic field lines dip, measured in degrees from the horizontal.