AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
 
You are here: Home > Samples > 18CW100-9

SAMPLE INFO : 18CW100-9
Sample ID:18CW100-9
Station ID:18CW100
Latitude:53.93247
Longitude:-168.03111
Datum:NAD83
Date Sampled:2018-08-15
Sample Type 1:Tephra Fall
Sample Type 2:Bomb
 Text Description:
Dark gray scoria ; Volcanic bomb on surface of 2017-2018 tuff ring; Scoria (10% vesicularity) with dark gray mostly crystalline groundmass and 2-3% hornblende to 1 mm (one to 8 mm) and 7% plagioclase to 1 mm.

References:
Petrology of the 2016-2017 eruption of Bogoslof Island, 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
18CW10053.93247-168.03111Waythomas, C. F.2018-08-15 Bogoslof2016-12-12bench of pyroclastic debris from 2016-2017 eruption on beach on east coast of Bogoslof near Zodiac boat landing zoneDark gray scoria ; Volcanic bomb on surface of 2017-2018 tuff ring; Scoria (10% vesicularity) with dark gray mostly crystalline groundmass and 2-3% hornblende to 1 mm (one to 8 mm) and 7% plagioclase to 1 mm. 18CW100-9Tephra FallCumulateWhole-rock 48.10475691 1.362339695 17.28851043 11.41022469 0.212127989 5.537413219 11.35384565 2.755125063 1.582689007 0.392977264 99.3228197514381XRF11.41022469LOI=0 1.5 43.4 757 679 14.37 35.02 5.2 23.48 5.59 1.77 5.24 0.84 4.87 0.98 2.57 0.37 2.22 0.33 23.78 104 3.1 3.15 0.21 3.73 3.22 1.39 35.6 374.3 14.578 14.6765 56.539 87.3695 20.3895 14381ICPMS: 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 G22AC00137

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