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SAMPLE INFO : 05JRSCH015
Sample ID:05JRSCH015
Station ID:05JRSCH015
Latitude:57.09447
Longitude:-157.00036
Datum:NAD83
Date Sampled:2005-08-23
Sample Type 1:Lahar
Sample Type 2:Bulk
Final Unit:2005 lahar
Text Description:
2005 lahar; gray, friable clast rocks and bulk lahar matrix, above 2-3 cm clay base. Lahar deposit is reversely graded with 2-3 cm of clay at bottom and 10-12 cm coarser clay to pebble-sized material on top. Melt water pooling on surface that drains from the deposit has a pH of 3 using both low range pH paper and pH 3-6 range paper.

References:
Geologic map of Mount Chiginagak volcano, Alaska

GEOCHEM DATA
StationIDLatitudeLongitudeGeologistDateVisitedAge InfoVolcanoEruptionLocation DescriptionText DescriptionSample IDSample Type 1Sample Type 2Final UnitMaterialSiO2TiO2Al2O3FeOTMnOMgOCaONa2OK2OP2O5Total-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
05JRSCH01557.09447-157.00036Schaefer, J. R. G.2005-08-23 Chiginagak2005-5-gray, friable rocks and bulk matrix2005 lahar; gray, friable clast rocks and bulk lahar matrix, above 2-3 cm clay base. Lahar deposit is reversely graded with 2-3 cm of clay at bottom and 10-12 cm coarser clay to pebble-sized material on top. Melt water pooling on surface that drains from the deposit has a pH of 3 using both low range pH paper and pH 3-6 range paper.05JRSCH015LaharBlock2005 laharWhole-rock 67.83716392 1.084212891 17.06278777 5.701158064 0.056674369 1.83289021 3.274185875 1.753191985 1.209186437 0.188548477 84.7654769813271XRF5.701158064 0.928229676 20.20128942 426.0162013 307.6831025 12.70154856 27.04435338 3.529869468 14.61360615 3.480903526 1.031222792 3.495969753 0.565517904 3.54371423 0.757277979 2.160138174 0.325782337 2.074477149 0.338384369 19.4078046 127.9007407 6.945386044 3.389461433 0.467661455 9.983057004 2.722314959 0.953907706 18.96666651 173.3 18.1 1.384164879 17.1 40.2 16 13271ICPMS: Cs, Rb, Ba, Sr, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, Zr, Nb, Hf, Ta, Pb, Th, U, Sc; XRF: V, Cr, Ni, Cu, Zn, Ga;

SAMPLE LOCATION

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