AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > S851F-Pop.1

SAMPLE INFO : S851F-Pop.1
Sample ID:S851F-Pop.1
Station ID:S851
Latitude:61.6
Longitude:-149.1
Datum:NAD83
Sample Type 1:Tephra Fall
Text Description:
Discontinuous pale-white tephra that occurs approximately 190 cm below the surface. The tephra is 0.5 cm thick and occurs within gray and tan mottled loess; overlies tephra S851G (4 cm below).

References:
Holocene tephrochronology of the Matanuska Valley, Alaska

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Geologic UnitMaterialCoeffSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-majorsREF majorsMETH majorsFe2O3/Fe203T origFeO/FeOT origVolatiles csvMETH volatilesCsRbBaSrLaCePrNdSmEuGdTbDyHoErTmYbLuYZrNbHfTaPbThUScVCrFeCoNiCuZnGaMoAsNaKRef trace1METH trace1RbBaSrLaCeNdSmEuGdDyErYbLuYZrNbPbThUScTiVCrNiCuZnGaRef trace2METH trace2Light csvHalogen csvother major csvother lile csvother ree csvother hfse csvother hpe csvother tm csvother misc csv
S85161.6-149.1Fontana, M. R. -1800--In the town of Palmer, Alaska, at the intersection of Beaver and Gloria streets. Two and a half m of loess exposed during foundation excavation for a housing development. Five tephra recorded in the stratigraphy at this location (one of which was a couplet), but only four were sampled. See Fontana (1988) for detailed stratigraphy. Coordinates provided as degrees/minutes and converted to decimal degrees; datum not provided, assumed to be NAD83. Discontinuous pale-white tephra that occurs approximately 190 cm below the surface. The tephra is 0.5 cm thick and occurs within gray and tan mottled loess; overlies tephra S851G (4 cm below).S851F-Pop.1Tephra FallCumulateGlass 73.64 0.35 14.03 2.23 1.8 2.17 4.2 2.57 8881EMP2.23Cl=0.17EMP

SAMPLE LOCATION

Contact AVO Privacy Accessibility Information Quality FOIA
URL: avo.alaska.edu/samples/sample_info.php
Page modified: August 1, 2017 15:29
Contact Information: AVO Web Team

twitter @alaska_avo
facebook alaska.avo
email Receive volcano updates by email: USGS VNS