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SAMPLE INFO : GS-727
Sample ID:GS-727
Station ID:GS-727
Latitude:52.0765
Longitude:-176.1109
Datum:NAD83
Date Sampled:1984-07-01
Sample Type 1:Lava
Field Lithology:Basalt
 Text Description:
from page 142 of thesis: porphyritic, more crystalline than others in the suite; plag laths generally no smaller than 0.1 mm. Laths surround pyroxene and titaniferous mt in an intergranular texture. A few crystal clots composed of cpx, mt, and pl are present. Thesis gives phenocryst descriptions.

References:
The petrology and geochemistry of the Great Sitkin Suite: implications for the genesis of calc-alkaline magmas

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
GS-72752.0765-176.1109Neuweld, M. A.1984-07-01 Great Sitkinsouthwest flank of Great Sitkin. See figure two in 1987 thesisfrom page 142 of thesis: porphyritic, more crystalline than others in the suite; plag laths generally no smaller than 0.1 mm. Laths surround pyroxene and titaniferous mt in an intergranular texture. A few crystal clots composed of cpx, mt, and pl are present. Thesis gives phenocryst descriptions.GS-727LavaWhole-rock 49.66841257 0.94047044 19.63258411 9.24237143 0.195424273 5.487395946 11.12141587 2.722756036 0.827698363 0.161481095 97.915728219731XRF9.24237143 0.411872245 10.3480993 209.2223867 380.8899699 5.290781968 11.64803136 1.751252308 8.179718417 2.25293208 0.733957358 2.425145824 0.387683162 2.384823306 0.514373266 1.480868724 0.220315757 1.440983629 0.236185314 15.33595873 43.12107951 1.689995225 1.246844175 0.09530373 2.713490807 0.919304651 0.396645722 34.2585 344.0745 37.6347 24.3285 108.5349 79.44 18.9663 9731ICPMS: 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; XRF: Sc, V, Cr, Ni, Cu, Zn, Ga;
GS-72752.0765-176.1109Neuweld, M. A.1984-07-01 Great Sitkinsouthwest flank of Great Sitkin. See figure two in 1987 thesisfrom page 142 of thesis: porphyritic, more crystalline than others in the suite; plag laths generally no smaller than 0.1 mm. Laths surround pyroxene and titaniferous mt in an intergranular texture. A few crystal clots composed of cpx, mt, and pl are present. Thesis gives phenocryst descriptions.GS-727LavaWhole-rock 49.96 0.85 19.5 9.43 0.14 5.6 11.03 2.67 0.82 99.44571EMP: SiO2, TiO2, Al2O3, FeOT, MnO, MgO, CaO, K2O; INAA: Na2O; 9.43 0.52 261 5.99 13.86 10.66 2.77 0.911 0.5 1.91 0.259 1.45 0.19 1.33 0.54 35.7 49 32 22 571INAA
GS-72752.0765-176.1109Neuweld, M. A.1984-07-01 Great Sitkinsouthwest flank of Great Sitkin. See figure two in 1987 thesisfrom page 142 of thesis: porphyritic, more crystalline than others in the suite; plag laths generally no smaller than 0.1 mm. Laths surround pyroxene and titaniferous mt in an intergranular texture. A few crystal clots composed of cpx, mt, and pl are present. Thesis gives phenocryst descriptions.GS-727LavaWhole-rock 49.96 0.85 19.5 9.43 0.15 5.6 11.03 2.67 0.82 99.441930EMP: SiO2, TiO2, Al2O3, FeOT, MgO, CaO, K2O; INAA: MnO, Na2O; 9.43 0.511 260.9 5.993 14.836 10.658 2.773 0.911 0.514 1.905 0.259 1.459 0.285 1.334 0.538 35.718 49.342 35.368 22.264 6844.2591930INAA

SAMPLE LOCATION

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