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SAMPLE INFO : 08JRSCH050
Sample ID:08JRSCH050
Station ID:08JRSCH050
Latitude:57.11245
Longitude:-157.08076
Datum:NAD83
Date Sampled:2008-08-28
Sample Type 1:Lava
Field Lithology:Andesite
Final Unit:Pl
 Text Description:
Lowest lava outcrop above upper Indecision Creek. Might be a candidate for dating. Lighter colored weathering than lava sampled on bench high above this site. Less glassy than others. Plag to 2mm abundant in dk gry gms. 1mm opx. Opx greater than cpx.

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
08JRSCH05057.11245-157.08076Schaefer, J. R. G.2008-08-28 54000 ± 13000 40Ar/39Ar; plateau ageChiginagakLowermost lavas in cliff across creek from upper Indecision Creek sample site A2.Lowest lava outcrop above upper Indecision Creek. Might be a candidate for dating. Lighter colored weathering than lava sampled on bench high above this site. Less glassy than others. Plag to 2mm abundant in dk gry gms. 1mm opx. Opx greater than cpx.08JRSCH050LavaPlWhole-rock 59.75062776 0.82531543 17.21955562 6.642565754 0.152929946 3.329994767 7.262167594 3.259192869 1.38112895 0.17652131 98.36720213271XRF6.642565754 1.304521251 29.13974631 472.5703819 391.9543515 15.32041989 32.26399562 4.342314925 18.13660026 4.290246334 1.342902265 4.325931585 0.702220464 4.447580461 0.931550778 2.635674937 0.381355442 2.43394094 0.39094898 24.07160377 123.6249381 6.181729227 3.307284527 0.427949728 5.126453206 2.871745715 1.088915192 21.15552403 179.9 22.2 4.501958407 24.7 74.9 17.8 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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