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SAMPLE INFO : GS-725-B
Sample ID:GS-725-B
Station ID:GS-725-B
Latitude:52.0765
Longitude:-176.1109
Datum:NAD83
Date Sampled:1984-07-01
Sample Type 1:Countryrock
Sample Type 2:Igneous
Field Lithology:Gabbroic
 Text Description:
Intrusive - gabbro. From 1987 thesis, page 17: composed mainly ofpl and cpx, this gabbro also has minor amounts of opx, mt, and biotite. This is the first report of an intrusive rock on Great Sitkin.

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-725-B52.0765-176.1109Neuweld, M. A.1984-07-01 Great Sitkinnear the top of the ridge on the east side of Glacier Creek.Intrusive - gabbro. From 1987 thesis, page 17: composed mainly ofpl and cpx, this gabbro also has minor amounts of opx, mt, and biotite. This is the first report of an intrusive rock on Great Sitkin.GS-725-BCountryrockEnclave/InclusionWhole-rock 52.79768648 0.950415381 18.60814171 9.001568727 0.192194128 4.211127314 9.693154245 3.178097683 1.15555502 0.212069353 98.87420169731XRF9.001568727 1.225827726 21.35901426 336.1650611 365.8895996 7.567464553 16.59172474 2.459217345 11.17234456 3.084477963 0.84028633 3.262191817 0.536758979 3.348416438 0.710656158 2.071571505 0.315673714 2.059339465 0.333822284 21.54082497 74.77891961 1.664902174 2.097677485 0.104176887 6.41187198 1.717286264 0.691613792 29.0949 279.7281 6.2559 10.5258 103.7685 89.9658 19.3635 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-725-B52.0765-176.1109Neuweld, M. A.1984-07-01 Great Sitkinnear the top of the ridge on the east side of Glacier Creek.Intrusive - gabbro. From 1987 thesis, page 17: composed mainly ofpl and cpx, this gabbro also has minor amounts of opx, mt, and biotite. This is the first report of an intrusive rock on Great Sitkin.GS-725-BCountryrockEnclave/InclusionWhole-rock 52.81 0.9 18.77 9.22 0.14 4.17 9.8 3.15 1.1 99.21930EMP: SiO2, TiO2, Al2O3, FeOT, MgO, CaO, K2O; INAA: MnO, Na2O; 9.22 1.396 40.8 8.815 21.904 13.994 3.917 1.108 0.736 2.718 0.379 2.799 0.307 2.452 1.013 28.782 11.673 29.338 8.995 9203.9071930INAA

SAMPLE LOCATION

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