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Text Description: Wrangell Lava. Crystal-poor rhyolite dome. Pale-red, yellowish-gray to light-gray rhyolite generally exhibiting very fine and extremely contorted flow laminations. Contains traces of sodic plagioclase, less than 1 mm in diameter, in a cryptocrystalline groundmass. Includes a number of small exposures of rhyolite to the south and east of the main mass. May have been fed from multiple vents. 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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73-ARh-94 | 62.3401 | -143.74878 | Richter, D. H. | 1973-00-00 | Wrangell Lava; Nabesna B-6 quadrangle. Latitude and longitude derived from paper map. | Wrangell Lava. Crystal-poor rhyolite dome. Pale-red, yellowish-gray to light-gray rhyolite generally exhibiting very fine and extremely contorted flow laminations. Contains traces of sodic plagioclase, less than 1 mm in diameter, in a cryptocrystalline groundmass. Includes a number of small exposures of rhyolite to the south and east of the main mass. May have been fed from multiple vents. | 73-ARh-94 | Lava | Whole-rock | 72 | 0.24 | 15.5 | 1.78 | 0.1 | 0.24 | 1.19 | 5.8 | 3 | 0.07 | 99.39 | 2321 | NN | 1.83 | 0.12 | H2OP=0.24; H2OM=0.21; CO2=0.01 | RAPIDA |
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