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Text Description: Dome material from debris-avalanche deposit. Porphyritic hornblende-biotite dacite. Phenocrysts of plagioclase, brown hornblende, red biotite, and scarce quartz and orthopyroxene in a fine-grained felsic groundmass. References: ![]() |
StationID | Latitude | Longitude | Geologist | DateVisited | Age Info | Volcano | Eruption | Location Description | Text Description | Sample ID | Sample Type 1 | Sample Type 2 | Final Unit | Material | SiO2 | TiO2 | Al2O3 | FeOT | MnO | MgO | CaO | Na2O | K2O | P2O5 | Total-majors | REF majors | METH majors | Fe2O3/Fe203T orig | FeO/FeOT orig | Volatiles csv | METH volatiles | 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 | V | Cr | Fe | Co | Ni | Cu | Zn | Ga | Mo | As | Na | K | Ref trace1 | METH trace1 | Rb | Ba | Sr | La | Ce | Nd | Sm | Eu | Gd | Dy | Er | Yb | Lu | Y | Zr | Nb | Pb | Th | U | Sc | Ti | V | Cr | Ni | Cu | Zn | Ga | Ref trace2 | METH trace2 | Light csv | Halogen csv | other major csv | other lile csv | other ree csv | other hfse csv | other hpe csv | other tm csv | other misc csv | |
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79AM31 | 57.79 | -156.515 | Miller, T. P. | 1979-01-01 | Peulik | far northwest flank of Peulik; debris avalanche deposits | Dome material from debris-avalanche deposit. Porphyritic hornblende-biotite dacite. Phenocrysts of plagioclase, brown hornblende, red biotite, and scarce quartz and orthopyroxene in a fine-grained felsic groundmass. | 79AM31 | Debris Flow | Breccia | Whole-rock | 67.4 | 0.4 | 16 | 3.9 | 0.13 | 1.5 | 4.1 | 4.1 | 1.8 | 0.11 | 3583 | XRF | 0.22 | 3.7 | CO2=0.22; F=0.02; H2OP=0.1; H2OM=0.16 | XRF: CO2, F; RAPIDA: H2OP, H2OM; | 45 | 697 | 319 | 23 | 26 | 18 | 132 | 10 | < 20 | < 10 | 16 | 56 | 3583 | XRF-EDS |
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