AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > 91CND13A

SAMPLE INFO : 91CND13A
Sample ID:91CND13A
Station ID:91CND13A
Latitude:58.909973
Longitude:-153.452596
Datum:NAD83
Date Sampled:1991-01-01
Sample Type 1:Lava
Text Description:
Glaciated lava flow just west of Spotted Glacier. Porphyritic two-pyroxene dacite with ~40% phenocrysts of plagioclase (up to 1.1 x 0.5 mm, but typically smaller), pyroxene (typically 0.7 x 0.4 mm), and opaque Fe-Ti oxides in a matrix of devitrified glass and subordinate microphenocrysts and microlites. Pl:px ~ 3:2.

References:
Geochemistry of some Quaternary lavas from the Aleutian Arc and Mt. Wrangell

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
91CND13A58.909973-153.452596Nye, C. J.1991-07-20 DouglasGlaciated lava flow just west of Spotted Glacier. Porphyritic two-pyroxene dacite with ~40% phenocrysts of plagioclase (up to 1.1 x 0.5 mm, but typically smaller), pyroxene (typically 0.7 x 0.4 mm), and opaque Fe-Ti oxides in a matrix of devitrified glass and subordinate microphenocrysts and microlites. Pl:px ~ 3:2.91CND13ALavaWhole-rock 63.59 0.681 16.06 0.107 2.91 5.79 3.84 1.669 0.116 100.0513291XRF5.25 2.31936 52 429 240 5 20 2.96913 13.33575 3.68596 0.92424 4.10851 0.74393 4.66339 0.9921 2.77741 0.41306 2.65901 0.43279 27 138 3 3.81385 0.14975 5 2 1.82416 21 145 32 16 47 58 20 13291ICPMS: Cs, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Hf, Ta, U; XRF: Rb, Ba, Sr, La, Ce, Y, Zr, Nb, Pb, Th, Sc, V, Cr, Ni, Cu, Zn, Ga;

SAMPLE LOCATION

Contact AVO Privacy Accessibility Information Quality FOIA
URL: avo.alaska.edu/samples/sample_info.php
Page modified: August 1, 2017 15:29
Contact Information: AVO Web Team

twitter @alaska_avo
facebook alaska.avo
email Receive volcano updates by email: USGS VNS

This website is supported by the U.S. Geological Survey under Cooperative Agreement Grant G19AC00060 and G19AC00171.

Mention of trade names or commercial products does not constitute their endorsement by the U.S. Geological Survey.