AGDB2 rock sample M193441

(igneous, dacite)

Field Value
Lab ID M193441
Field ID 90DB125C
Job ID MF99
Sample submitter Brew, David A.
Project name Greater Juneau Geologic Investigations
Date submitted 8/24/1990 0:00:00
Country United States
State AK
Map quadrangle Juneau
Geographic latitude 58.08167
Geographic longitude -134.6325
Sample source drill core
Collection method grab/single
Primary media type rock
Secondary media type igneous
Sample media name dacite
Sample comment chlorite dacite
Geologic age Triassic--Cretaceous
Igneous setting dike/sill
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Geologic map unit -134.6325, 58.08167
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Chromium <20 parts per million by weight EDX
Nickel 16 parts per million by weight EDX
Copper 16 parts per million by weight EDX
Zinc 62 parts per million by weight EDX
Rubidium 62 parts per million by weight EDX
Strontium 940 parts per million by weight EDX
Yttrium 18 parts per million by weight EDX
Zirconium 158 parts per million by weight EDX
Niobium 22 parts per million by weight EDX
Barium 1300 parts per million by weight EDX
Lanthanum <30 parts per million by weight EDX
Cerium 50 parts per million by weight EDX
Element Value Units Technique Digestion Decomposition Laboratory
Sulfur <0.02 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Sulfur <0.02 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Chromium L20 ppm XRF T EDXRF USGS-BGC
Chromium <270 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Nickel 16 ppm XRF T EDXRF USGS-BGC
Copper 16 ppm XRF T EDXRF USGS-BGC
Zinc 62 ppm XRF T EDXRF USGS-BGC
Rubidium 62 ppm XRF T EDXRF USGS-BGC
Strontium 940 ppm XRF T EDXRF USGS-BGC
Yttrium 18 ppm XRF T EDXRF USGS-BGC
Zirconium 158 ppm XRF T EDXRF USGS-BGC
Niobium 22 ppm XRF T EDXRF USGS-BGC
Barium 1300 ppm XRF T EDXRF USGS-BGC
Lanthanum L30 ppm XRF T EDXRF USGS-BGC
Cerium 50 ppm XRF T EDXRF USGS-BGC
CO2 0.13 pct TT T HClO4 USGS-BGC
FeO 1.7 pct TT T HF-H2SO4 USGS-BGC
H2Om 0.07 pct GV T USGS-BGC
H2Ob 1.36 pct TT T flux and combustion, total H2O less moisture USGS-BGC