Dust Deposition in Southern Nevada and California, 1984-1989:
Relations to Climate, Source Area, and Lithology

Marith C. Reheis and Rolf Kihl

ANNOTATED LIST OF DIGITAL FILES

Indented items reside in subdirectories ("folders" for Macintosh users).
Names followed by the slash character ("/") are subdirectories.

Contents/
    contents.txt            Annotated list of digital files.
    FGDCmeta.txt            Formal metadata conforming to FGDC
                            Content Standards for Digital Geospatial
                            Metadata.
    FGDCmeta.html           Formal metadata in HTML.

Core/

    meta/
        samples.txt         Sample processing history information.
        trapsite.txt        Dust trap site location information.
        fix_columns.c       UNIX C program to separate data quality
                            indicators from data values in flux tables.
        reform              Bourne shell script (UNIX) for producing the
                            files flux.txt and flux_avg.txt.
        report.txt          Full data set documentation (text).
        report.html         Full data set documentation (HTML).
        eqn.gif             PET equations for report.html.
        eqn.tex             PET equations in TeX.
        climmap.gif         Map of weather stations near trap sites.
        trapmap.gif         Map of trap sites.

    raw/
        labdust.txt         Initial lab results from dust samples.
        flux.txt            Dust component flux estimates for each station
                            for each year; one line per sample.
        flux_avg.txt        Average dust component flux estimates for all
                            years; one line per station.

        flux/               Dust flux measurements.  This information is
                            also shown in flux.txt and flux_avg.txt; these
                            files show the data from different years on
                            the same line, with the average for all years.

            CO3.txt         Carbonate composition of dust samples.
            salt.txt        Salt composition of dust samples.
            gypsum.txt      Gypsum composition of dust samples.
            CO3_flux.txt    Carbonate flux estimates.
            saltflux.txt    Salt flux estimates.
            gypsflux.txt    Gypsum flux estimates
            min_wgt.txt     Flux estimates for specific mineral components.
            dustflux.txt    Total dust flux estimates.
            clayflux.txt    Flux estimates for clay-sized material.
            siltflux.txt    Flux estimates for silt-sized material.
            sandflux.txt    Flux estimates for sand-sized material.

        minerals/           Mineral composition of dust samples.  These
                            estimates are derived from analysis of X-ray
                            diffraction peak intensities.  Some samples
                            were combined, and the composition of combined
                            samples is explicitly specified in combine.txt.

            claymin.txt     Mineral composition of clay size fraction.
            siltmin.txt     Mineral composition of silt size fractoin.
            sandmin.txt     Mineral composition of sand size fraction.
            combine.txt     Description of combined samples.

        chemistry/          Elemental chemistry was determined through ICP
                            spectroscopy, and was used to derive major
                            oxide composition of the samples.  These
                            analyses also represent combined samples.

            dusticp.txt     Major element compositions from ICP analysis.
            dustox.txt      Major oxide compositions derived from dusticp.txt.
            combine.txt     Description of combined samples.

        climate/            Meteorological data for weather stations close
                            to the trap sites.
            climate.txt     Mean monthly precipitation and temperature
                            from 1984 through 1989 from NCDC (NOAA) for
                            weather stations closest to the dust trap
                            sites.
            aveclim.txt     Long-term records of mean annual temperature
                            (MAT) and mean annual precipitation (MAP) for
                            weather stations nearest the dust traps.
                            These data were culled from a variety of
                            government documents and reports.
            climpet.txt     Secondary climatic variables including monthly
                            and annual potential evapotranspiration (PET)
                            and the leaching index (LI) of Arkley (1963).
            climreg.txt     Data used to derive estimates of climatic
                            parameters for trap sites where the elevation
                            of the trap site differed from that of the
                            nearby weather stations.
            climcoef.txt    Regression coefficients calculated from the
                            data in climreg.txt.
            trapclim.txt    Estimated climatic parameters for the trap
                            sites, accounting for changes of elevation
                            using regression coefficients in climcoef.txt.
            history/        Data from aveclim.txt, separated by station so
                            there is only one station in each file.  The
                            name of each file is an abbreviated form of
                            the station name.
                amargosa.txt    Amargosa Farms
                baker.txt       Baker
                beatty.txt      Beatty 8 N
                beaumont.txt    Beaumont 1E
                bishop.txt      Bishop WSO AP
                blythe.txt      Blythe
                borrego.txt     Borrego Desert Park
                boulder.txt     Boulder City
                bunkerv.txt     Bunkerville
                deathval.txt    Death Valley
                desrock.txt     Desert Rock WMSO
                dnwr.txt        Desert National Wildlife Range
                dyer.txt        Dyer 4 SE
                elcentro.txt    El Centro 2SSW
                goldfld.txt     Goldfield
                ironmt.txt      Iron Mountain
                lasvegas.txt    Las Vegas WSO AP
                lkarrow.txt     Lake Arrowhead
                logandal.txt    Logandale UN Exp. Farm
                mitchell.txt    Mitchell Caverns
                mtpass.txt      Mountain Pass
                mtwilson.txt    Mt. Wilson 2
                needles.txt     Needles FAA AP
                pahranag.txt    Pahranagat Wildlife Refuge
                pahrump.txt     Pahrump Univ of Nev. Lab
                parker.txt      Parker Reservoir
                sarcobat.txt    Sarcobatus
                sbch.txt        San Bernardino County Hospital
                searchlt.txt    Searchlight
                shoshone.txt    Shoshone
                silverpk.txt    Silverpeak
                tonopah.txt     Tonopah AP
            recent/         Data from climate.txt, separated by station so
                            there is only one station in each file.  The
                            name of each file is an abbreviated form of
                            the station name.
                NTS4Ja-n.txt    NTS 4Ja-n
                NTSPM1.txt      NTS PM1
                NTSPM522.txt    NTS PM5
                NTStower.txt    NTS Tower 6
                NTSwell.txt     NTS Well 5B
                amargosa.txt    Amargosa Farms
                baker.txt       Baker
                beatty.txt      Beatty 8 N
                beaumont.txt    Beaumont 1E
                bishop.txt      Bishop WSO AP
                blythe.txt      Blythe
                borrego.txt     Borrego Desert Park
                boulder.txt     Boulder City
                bunkerv.txt     Bunkerville
                deathval.txt    Death Valley
                desrock.txt     Desert Rock WMSO
                dnwr.txt        Desert National Wildlife Range
                dyer.txt        Dyer 4 SE
                elcentro.txt    El Centro 2SSW
                goldfld.txt     Goldfield
                ironmt.txt      Iron Mountain
                lasvegas.txt    Las Vegas WSO AP
                lkarrow.txt     Lake Arrowhead
                logandal.txt    Logandale UN Exp. Farm
                mitchell.txt    Mitchell Caverns
                mtpass.txt      Mountain Pass
                mtwilson.txt    Mt. Wilson 2
                needles.txt     Needles FAA AP
                pahranag.txt    Pahranagat Wildlife Refuge
                pahrump.txt     Pahrump Univ of Nev. Lab
                parker.txt      Parker Reservoir
                redrock.txt     Red Rock Canyon State Park
                sarcobat.txt    Sarcobatus
                sbch.txt        San Bernardino County Hospital
                searchlt.txt    Searchlight
                shoshone.txt    Shoshone
                silverpk.txt    Silverpeak
                tonopah.txt     Tonopah AP
                valfire.txt     Valley of Fire SP

Derived/
    trap_map.ps             PostScript version of a map of the trap sites.
    trap_map.pic            PICT image version of a map of the trap sites.
    trap_map.gif            GIF image version of a map of the trap sites.

    dos/                    Original files used by the authors; those
                            whose names end with .xls are MS Excel 3.0,
                            those whose names end with .doc are MS Word
                            for Windows 1.0.

        README          List of files

        dustread.doc    Modified abstract and introduction for dust paper
                        (now in review) and list of files.

        dustproc.doc    Sampling and laboratory procedures for dust and
                        climate files; equations; references for procedures.

        footnote.doc    Footnotes, comments, and definitions of
                        abbreviations and acronyms in dust and climate files.

        dustloc.xls     Site data for dust traps; location, elevation,
                        type and lithology of local dust sources.

        trap.xls        Annual field condition of dust traps and samples;
                        length of time out, laboratory numbers, and problems.

        labdust.xls     Laboratory data for dust samples, listed by year
                        from 1985-1991; includes organic matter,
                        carbonate, total salt, gypsum, and particle size.

        fluxmod.xls     Percentage and dust flux values and averages
                        calculated from laboratory data (labdust.xls)
                        listed by site for 1985-1989.  Includes
                        percentages of carbonate, salt (excluding gypsum),
                        and gypsum, and fluxes of dust (<2mm), carbonate,
                        salt, gypsum, sand, silt, and clay.

        dustmin.xls     Sand, silt, and clay mineralogy of dust samples.

        dusticp.xls     Major element and zirconium contents of dust
                        samples measured by inductively coupled plasma
                        emission spectroscopy.

        dustox.xls      Major oxide and zirconium contents of dust samples
                        calculated from data in dust.icp using atomic
                        weights; also oxides recalculated to 100% and
                        ratios of major oxides to ZrO2.

        climate.xls     Monthly and annual precipitation and temperature
                        data for weather stations closest to trap sites
                        from 1984 through 1989; also averages for that
                        period, averages for the length of record (
                        imported from aveclim.xls), and seasonal
                        precipitation.

        climpet.xls     Potential evapotranspiration and leaching index
                        calculated for all weather stations near the trap
                        sites using the Thornthwaite method and, if
                        possible, the Papadakis method.

        aveclim.xls     Mean annual precipitation and temperature
                        calculations for the entire length of record for
                        weather stations closest to trap sites.

        climreg.xls     Mean annual precipitation and temperature data and
                        calculations for the entire length of record for
                        all weather stations in the study area except for
                        coastal California; also regression equations
                        developed to relate MAP and MAT to elevation.

        trapclim.xls    Estimated mean annual precipitation and
                        temperature at the trap sites based on elevation
                        using regression equations developed in climreg.
                        xls.

(end)