AGDB2 rock sample M193270

(metamorphic, amphibolite)

Field Value
Lab ID M193270
Field ID 90RN123B
Job ID MF87
Sample submitter Brew, David A.
Project name Greater Juneau Geologic Investigations
Date submitted 8/9/1990 0:00:00
Country United States
State AK
Map quadrangle Juneau
Geographic latitude 58.29861
Geographic longitude -134.33333
Sample source mine/quarry
Collection method grab/single
Primary media type rock
Secondary media type metamorphic
Sample media name amphibolite
Sample comment amphibolite
Additional sample attributes metasomatism unknown; quartz absent; mafic (greenstone, greenschist, amphibolite)
Geologic age Mesozoic undifferentiated
Stratigraphic unit AJ metagabbro
Metamorphic setting regional
Metamorphic facies or grade greenschist
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Geologic map unit -134.33333, 58.29861
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Chromium 335 parts per million by weight EDX
Nickel 112 parts per million by weight EDX
Copper 84 parts per million by weight EDX
Zinc 102 parts per million by weight EDX
Rubidium <10 parts per million by weight EDX
Strontium 194 parts per million by weight EDX
Yttrium 22 parts per million by weight EDX
Zirconium 92 parts per million by weight EDX
Niobium 10 parts per million by weight EDX
Barium 42 parts per million by weight EDX
Lanthanum <30 parts per million by weight EDX
Cerium <30 parts per million by weight EDX
Element Value Units Technique Digestion Decomposition Laboratory
Sulfur 0.11 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Sulfur 0.11 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Chromium 335 ppm XRF T EDXRF USGS-BGC
Chromium 340 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Nickel 112 ppm XRF T EDXRF USGS-BGC
Copper 84 ppm XRF T EDXRF USGS-BGC
Zinc 102 ppm XRF T EDXRF USGS-BGC
Rubidium L10 ppm XRF T EDXRF USGS-BGC
Strontium 194 ppm XRF T EDXRF USGS-BGC
Yttrium 22 ppm XRF T EDXRF USGS-BGC
Zirconium 92 ppm XRF T EDXRF USGS-BGC
Niobium 10 ppm XRF T EDXRF USGS-BGC
Barium 42 ppm XRF T EDXRF USGS-BGC
Lanthanum L30 ppm XRF T EDXRF USGS-BGC
Cerium L30 ppm XRF T EDXRF USGS-BGC
Al2O3 13.9 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
CaO 11.4 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
CO2 3.32 pct TT T HClO4 USGS-BGC
FeO 8.52 pct TT T HF-H2SO4 USGS-BGC
FeTO3 11.3 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
H2Om 0.09 pct GV T USGS-BGC
H2Ob 2.02 pct TT T flux and combustion, total H2O less moisture USGS-BGC
K2O 0.04 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
LOI 4.05 pct GV T combustion USGS-BGC
MgO 7.36 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
MnO 0.17 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Na2O 2.27 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
P2O5 0.14 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
SiO2 47.5 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
TiO2 1.44 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC