AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > 04JSCH012

SAMPLE INFO : 04JSCH012
Sample ID:04JSCH012
Station ID:04JSCH012
Latitude:57.12498
Longitude:-156.968
Datum:NAD83
Date Sampled:2004-08-23
Sample Type 1:Lava
Sample Type 2:Flow
Field Lithology:Andesite
Final Unit:Hlf
 Text Description:
Abundant orange-brown pyx to 1.5mm, rare 2mm; also green pyx and plag in dark gray-black sugary groundmass. This lava complex forms a flat-topped knob on the SE side of the volcano. Likely the source vent for flows beneath this area.

General Mineralogy Description:
Abundant orange-brown pyx to 1.5mm, rare 2mm; also green pyx and plag in dark gray-black sugary groundmass

Groundmass Description:
dark gray-black sugary groundmass

References:
Geologic map of Mount Chiginagak volcano, Alaska

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
04JSCH01257.12498-156.968Schaefer, J. R. G.2004-08-24 ChiginagakThis lava complex forms a flat-topped knob on the SE side of the volcano. Likely the source vent for flows beneath this area.Abundant orange-brown pyx to 1.5mm, rare 2mm; also green pyx and plag in dark gray-black sugary groundmass. This lava complex forms a flat-topped knob on the SE side of the volcano. Likely the source vent for flows beneath this area.04JSCH012LavaHlfWhole-rock 56.49916886 0.995776916 17.81767953 8.107245823 0.173878718 4.044477212 8.061115759 3.025881225 1.057809052 0.216956869 99.6096613271XRF8.107245823 0.891432645 22.16000493 366.8832838 335.9638217 12.83184976 29.30398671 4.056956838 17.83322131 4.616143844 1.410005981 4.768123936 0.803735515 5.03639304 1.067511806 2.896623203 0.426308414 2.725255174 0.436960411 26.7923831 110.8874777 6.770959998 3.123287419 0.445886476 4.229372213 2.022741191 0.745972845 23.73738385 209.7834 16.19655 6.97891 15.65828 85.88691 19.16354 13271ICPMS: 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; XRF: V, Cr, Ni, Cu, Zn, Ga;

SAMPLE LOCATION

Contact AVO Privacy Accessibility Information Quality FOIA
URL: www.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.