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Text Description: Remnant of a spatter cone on the east side of Jaeger Mesa. Sample is a bomb out of the agglutinate. Fine grained, vesicular, holocrystalline, porphyritic with a matrix of mesostasis and plagioclase. Sample is oxidized. Plagioclase phenocrysts (An40-An58) are up to 0.9 mm laths. Olivine phenocrysts are up to 0.55 mm and occasionally have a little iddingsite alteration. 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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94SJP102 | 62.26183578 | -143.0629603 | Preece, S. J. | 1994-00-00 | Skookum Creek | Nabesna B-5, T6N, R13E, S31 | Remnant of a spatter cone on the east side of Jaeger Mesa. Sample is a bomb out of the agglutinate. Fine grained, vesicular, holocrystalline, porphyritic with a matrix of mesostasis and plagioclase. Sample is oxidized. Plagioclase phenocrysts (An40-An58) are up to 0.9 mm laths. Olivine phenocrysts are up to 0.55 mm and occasionally have a little iddingsite alteration. | 94SJP102B | Tephra Fall | Cumulate | Whole-rock | 51.92 | 1.56 | 17.66 | 8.4 | 0.14 | 6.93 | 9.01 | 3.2 | 0.75 | 0.41 | 100.06 | 55 | DCP | 9.26 | 8.4 | LOI=0.01 | DCP | 11.2 | 315 | 676 | 26 | 172 | 6.5 | 2.8 | 1.7 | 29.6 | 219 | 189 | 97 | 37 | 79 | 17.2 | 55 | XRF: Rb, Zr, Nb, Th, U, Ni, Ga; DCP: Ba, Sc, V; MX: Sr, Y, Cr, Cu, Zn; |
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