USGS - science for a changing world

Mineral Resources On-Line Spatial Data

Database fields, all categories

Sample identification
 rec_noNURE record ID or USGS record ID code
 labnoUnique laboratory name for analyzed sample
 datasetDescription of group of samples of which this one is a member
 joinname
 categoryGeneral type of sample to which the sample-set belongs
 typedescAbbreviated description of sample type: stream/pond/spring/soil/etc
Geographic location
 datumDatum of the geographic coordinates
 latitudeLatitude in decimal degrees
 longitudeLongitude in decimal degrees (negative = West)
 quad24codeCode for the USGS 1:24,000 (7.5 minute) quadrangle in which sample is located
 quad250codCode for the USGS 1:250,000 (1x2-degree) quadrangle in which sample is located
 quad100codCode for the USGS 1:100,000 (1:62,500 in Alaska) quadrangle in which sample is located
 fipsFIPS of county calculated from geographic coordinates
 huc_88-digit hydrologic unit code calculated from geographic coordinates
 qd250nameName of USGS 1:250,000 (1x2-degree) quadrangle in which sample is located
 zip3The zip code where the sample was taken. Three most significant digits only; if the full zip code would be 20192, this field wi
 congdistUnique identifier for the US congressional district from which the sample was taken.
Sample characteristics
 fldnamField name of sample, possibly corrected after laboratory analysis.
 coll_dateDay on which the sample was collected in the field
 descriptSample description and field notes
 stype3-digit code for the sample medium and collection protocol
 soil_horizSoil horizon from which the sample was collected (soils only).
 colorObserved color of powdered sample during splitting, prior to USGS analysis
 smpgrsizeGrain size of material collected in the field (descriptive)
 mediumSample medium (rock, sediment, standard, or unknown)
 sourceGeological source of the sample medium that was collected
 source_modAdjective describing sample source
 upsieveSieve size (micrometers) through which sample passed prior to analysis
 driedManner in which sample was dried prior to analysis
 stypenoteNotes relevant to medium, source, source_mod, upsieve, and dried fields
Site characteristics
 settingPhysiographic setting of sample site
 acchanwidWidth of active stream channel at collection site
 waterdepDepth of water at collection site
 watcolColor of water at collection site
 flowstageFlow stage of stream at time of sample collection
 flowrateDescription of flow rate of stream at time of sample collection
 strbedMaterial in stream bed at sample collection site
 contamsouObserved sources of anthropogenic contamination near sample site
 contampotLikelihood that the sample is contaminated
 contamdegrDegree to which sample is likely to be contaminated
 vegDescription of vegetation around sample site
 phpH of water at sample site
Sample characteristics (details)
 grainsizeGrain size observed during splitting prior to USGS analysis (coarse or fine)
 collectorName, abbreviation, or code for person or team that collected the sample
 prime_idPrimary NURE sample name
 laslidLos Alamos NURE field name
 ornlidOak Ridge NURE field name
 srlidSavannah River NURE field name
 lllidLawrence Livermore NURE field name
 siteOther NURE name info
 xsiteQuality control/assurance info for Lawrence Livermore Lab
 replcNURE Replicate codes
 labcondConductivity meaured in laboratory
 grabsNumber of grabs or subsamples
 samphrTime of day that sample was collected
 orgn_pctEstimated %organics
 studySpecial NURE study code
 odorSample odor observed in field
Site characteristics (details)
 photosNames of photographs taken at collection site
 fldplnwidWidth of flood plain at sample collection site
 reliefRelief in drainage basin from which sample was collected
 formationCode or name of geologic formation in which sample area was located
 sgeounitGeologic unit at sample site
 alkTotal alkalinity of water at sample site
 o_dissDissolved oxygen (ppm) in water at sample site
 scinGamma activity at sample site
 airtempAir temperature at time of collection
 wtrtempWater temperature at time of collection
 condConductivity of water at sample site
 strflowStream velocity (m/s) at sample collection site
 str_chanDescribes whether stream is depositing or eroding at collection site
 weathWeather observations at time of sample collection
 veg_densDensity of vegetation around sample site
 rock_typeRock type in area of sample collection
 rock_colRock color in area of sample collection
Analyses by ICP/Acid dissolution
 icp40_jobJob number for ICP 40-element method
 al_icp40Al (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ca_icp40Ca (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 fe_icp40Fe (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 k_icp40K (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 mg_icp40Mg (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 na_icp40Na (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 p_icp40P (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ti_icp40Ti (wt%) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ag_icp40Ag (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 as_icp40As (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 au_icp40Au (ppb) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ba_icp40Ba (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 be_icp40Be (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 bi_icp40Bi (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 cd_icp40Cd (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ce_icp40Ce (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 co_icp40Co (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 cr_icp40Cr (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 cu_icp40Cu (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 eu_icp40Eu (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ga_icp40Ga (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ho_icp40Ho (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 la_icp40La (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 li_icp40Li (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 mn_icp40Mn (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 mo_icp40Mo (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 nb_icp40Nb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 nd_icp40Nd (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ni_icp40Ni (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 pb_icp40Pb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 sc_icp40Sc (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 sn_icp40Sn (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 sr_icp40Sr (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 ta_icp40Ta (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 th_icp40Th (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 u_icp40U (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 v_icp40V (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 y_icp40Y (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 yb_icp40Yb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 zn_icp40Zn (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 cs_icp40Cs (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 rb_icp40Rb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 sb_icp40Sb (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
 zr_icp40Zr (ppm) by Inductively Coupled Plasma Spectrometry after acid dissolution
Analyses by AA
 as_jobJob number for As method
 as_aaAs (ppm) by Hydride Atomic Absorption
 se_jobJob number for Se method
 se_aaSe (ppm) by Hydride Atomic Absorption
 hg_jobJob number for Hg method
 hg_aaHg (ppm) by Cold Vapor Atomic Absorption
 sb_jobJob number for Sb method
 sb_aaSb (ppm) by Hydride Atomic Absorption
 te_jobJob number for Te method
 te_aaTe (ppm) by Hydride Atomic Absorption
 tl_jobJob number for Tl method
 tl_aaTl (ppm) by Hydride Atomic Absorption
 w_jobJob number for W method
 w_vsW (ppm) by Visible Spectrophotometry
 au_jobJob number for Au method
 au_aaAu (ppb) by Graphite Furnace Atomic Absorption
 pdpt_jobJob number for Pd and Pt method
 pd_aaPd (ppb) by Graphite Furnace Atomic Absorption
 pt_aaPt (ppb) by Graphite Furnace Atomic Absorption
Analyses by ICP Partial Chem
 icp10_jobJob number for ICP 10-element partial extraction method
 ag_icp10Ag (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 as_icp10As (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 au_icp10Au (ppb) by Partial Extraction Inductively Coupled Plasma Spectrometry
 bi_icp10Bi (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 cd_icp10Cd (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 cu_icp10Cu (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 mo_icp10Mo (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 pb_icp10Pb (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 sb_icp10Sb (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 zn_icp10Zn (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 ga_icp10Ga (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 hg_icp10Hg (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 se_icp10Se (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 te_icp10Te (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
 tl_icp10Tl (ppm) by Partial Extraction Inductively Coupled Plasma Spectrometry
Analyses by Fusion ICP
 icp16_jobJob number for ICP 16-element fusion method
 al_icp16Al (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 ca_icp16Ca (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 fe_icp16Fe (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 k_icp16K (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 mg_icp16Mg (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 na_icp16Na (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 p_icp16P (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 si_icp16Si (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 ti_icp16Ti (wt%) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 ba_icp16Ba (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 cr_icp16Cr (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 mn_icp16Mn (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 nb_icp16Nb (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 sr_icp16Sr (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 y_icp16Y (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
 zr_icp16Zr (ppm) by Inductively Coupled Plasma Spectrometry after peroxide fusion
Analyses by NAA
 inaajob_usJob number for USGS INAA method
 inaajob_beJob number for Becquerel INAA method
 na_inaaNa (wt%) by Instrumental Neutron Activation Analysis
 sc_inaaSc (ppm) by Instrumental Neutron Activation Analysis
 ti_inaaTi (wt%) by Instrumental Neutron Activation Analysis
 cr_inaaCr (ppm) by Instrumental Neutron Activation Analysis
 fe_inaaFe (wt%) by Instrumental Neutron Activation Analysis
 co_inaaCo (ppm) by Instrumental Neutron Activation Analysis
 ni_inaaNi (ppm) by Instrumental Neutron Activation Analysis
 zn_inaaZn (ppm) by Instrumental Neutron Activation Analysis
 as_inaaAs (ppm) by Instrumental Neutron Activation Analysis
 br_inaaBr (ppm) by Instrumental Neutron Activation Analysis
 rb_inaaRb (ppm) by Instrumental Neutron Activation Analysis
 sr_inaaSr (ppm) by Instrumental Neutron Activation Analysis
 zr_inaaZr (ppm) by Instrumental Neutron Activation Analysis
 mo_inaaMo (ppm) by Instrumental Neutron Activation Analysis
 sb_inaaSb (ppm) by Instrumental Neutron Activation Analysis
 cs_inaaCs (ppm) by Instrumental Neutron Activation Analysis
 ba_inaaBa (ppm) by Instrumental Neutron Activation Analysis
 la_inaaLa (ppm) by Instrumental Neutron Activation Analysis
 ce_inaaCe (ppm) by Instrumental Neutron Activation Analysis
 nd_inaaNd (ppm) by Instrumental Neutron Activation Analysis
 sm_inaaSm (ppm) by Instrumental Neutron Activation Analysis
 eu_inaaEu (ppm) by Instrumental Neutron Activation Analysis
 tb_inaaTb (ppm) by Instrumental Neutron Activation Analysis
 yb_inaaYb (ppm) by Instrumental Neutron Activation Analysis
 lu_inaaLu (ppm) by Instrumental Neutron Activation Analysis
 hf_inaaHf (ppm) by Instrumental Neutron Activation Analysis
 ta_inaaTa (ppm) by Instrumental Neutron Activation Analysis
 w_inaaW (ppm) by Instrumental Neutron Activation Analysis
 au_inaaAu (ppb) by Instrumental Neutron Activation Analysis
 th_inaaTh (ppm) by Instrumental Neutron Activation Analysis
 u_inaaU (ppm) by Instrumental Neutron Activation Analysis
 dn_jobJob number for Delayed Neutron method
 u_dnU (ppm) by Delayed Neutron Activation Analysis
 th_dnTh (ppm) by Delayed Neutron Activation Analysis
Analyses by XRF
 xrf_jobJob number for XRF method
 sio2_xrfSiO2 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 al2o3_xrfAl2O3 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 fe2o3_xrfFe2O3 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 mgo_xrfMgO (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 cao_xrfCaO (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 na2o_xrfNa2O (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 k2o_xrfK2O (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 tio2_xrfTiO2 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 p2o5_xrfP2O5 (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 mno_xrfMnO (wt%) by Wavelength-Dispersive X-Ray Fluorescence
 loi925cLoss on Ignition (wt%) preceding Wavelength-Dispersive X-Ray Fluorescence
Analyses for light elements
 c_s_jobJob number for Carbon and Sulfur method
 c_totTotal carbon (wt%) by Combustion
 c_orgOrganic carbon (wt%) by difference from c_tot and c_co3
 c_co3Carbonate carbon (wt%) by Coulometric Titration
 s_totTotal sulfur (wt%) by Combustion
Analyses by NURE program
 al_nureAl (wt%) measured by the NURE program
 ca_nureCa (wt%) measured by the NURE program
 fe_nureFe (wt%) measured by the NURE program
 k_nureK (wt%) measured by the NURE program
 mg_nureMg (wt%) measured by the NURE program
 na_nureNa (wt%) measured by the NURE program
 ag_nureAg (ppm) measured by the NURE program
 as_nureAs (ppm) measured by the NURE program
 au_nureAu (ppb) measured by the NURE program
 b_nureB (ppm) measured by the NURE program
 ba_nureBa (ppm) measured by the NURE program
 be_nureBe (ppm) measured by the NURE program
 bi_nureBi (ppm) measured by the NURE program
 br_nureBr (ppm) measured by the NURE program
 cd_nureCd (ppm) measured by the NURE program
 ce_nureCe (ppm) measured by the NURE program
 cl_nureCl (ppm) measured by the NURE program
 co_nureCo (ppm) measured by the NURE program
 cr_nureCr (ppm) measured by the NURE program
 cs_nureCs (ppm) measured by the NURE program
 cu_nureCu (ppm) measured by the NURE program
 dy_nureDy (ppm) measured by the NURE program
 eu_nureEu (ppm) measured by the NURE program
 f_nureF (ppm) measured by the NURE program
 hf_nureHf (ppm) measured by the NURE program
 hg_nureHg (ppm) measured by the NURE program
 la_nureLa (ppm) measured by the NURE program
 li_nureLi (ppm) measured by the NURE program
 lu_nureLu (ppm) measured by the NURE program
 mn_nureMn (ppm) measured by the NURE program
 mo_nureMo (ppm) measured by the NURE program
 nb_nureNb (ppm) measured by the NURE program
 ni_nureNi (ppm) measured by the NURE program
 p_nureP (ppm) measured by the NURE program
 pb_nurePb (ppm) measured by the NURE program
 pt_nurePt (ppm) measured by the NURE program
 rb_nureRb (ppm) measured by the NURE program
 sb_nureSb (ppm) measured by the NURE program
 sc_nureSc (ppm) measured by the NURE program
 se_nureSe (ppm) measured by the NURE program
 sm_nureSm (ppm) measured by the NURE program
 sn_nureSn (ppm) measured by the NURE program
 sr_nureSr (ppm) measured by the NURE program
 ta_nureTa (ppm) measured by the NURE program
 tb_nureTb (ppm) measured by the NURE program
 th_nureTh (ppm) measured by the NURE program
 ti_nureTi (wt%) measured by the NURE program
 v_nureV (ppm) measured by the NURE program
 w_nureW (ppm) measured by the NURE program
 y_nureY (ppm) measured by the NURE program
 yb_nureYb (ppm) measured by the NURE program
 zn_nureZn (ppm) measured by the NURE program
 zr_nureZr (ppm) measured by the NURE program
 u_nureU (ppm) [Preferred value if more than one method was used by NURE]
Processing information
 labno2A second name under which the same sample was analyzed
 prev_labnoUnique laboratory name for sample when analyzed at USGS 1980-1997.
 fldnam_anField name of sample as analyzed (authoritative name in FLDNAM field)
 aov_codeAnalysis of variance code
 replicateLab number of duplicate analysis
 loc_countNumber of samples at these coordinates
 anal_notesNotes made during processing of data
 nure_methAnalytical method codes for ~1980 NURE data

Accessibility FOIA Privacy Policies and Notices

USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://mrdata.usgs.gov/geochem/about.php
Page Contact Information: pschweitzer@usgs.gov
Page Last modified: 11:40 on 11-Jan-2017