AGDB2 rock sample M193271

(metamorphic, amphibolite)

Field Value
Lab ID M193271
Field ID 90RN123C
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 400 parts per million by weight EDX
Nickel 118 parts per million by weight EDX
Copper 72 parts per million by weight EDX
Zinc 80 parts per million by weight EDX
Rubidium <10 parts per million by weight EDX
Strontium 172 parts per million by weight EDX
Yttrium 18 parts per million by weight EDX
Zirconium 82 parts per million by weight EDX
Niobium <10 parts per million by weight EDX
Barium 48 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 0.036 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Sulfur 0.036 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Chromium 400 ppm XRF T EDXRF USGS-BGC
Chromium 340 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Nickel 118 ppm XRF T EDXRF USGS-BGC
Copper 72 ppm XRF T EDXRF USGS-BGC
Zinc 80 ppm XRF T EDXRF USGS-BGC
Rubidium L10 ppm XRF T EDXRF USGS-BGC
Strontium 172 ppm XRF T EDXRF USGS-BGC
Yttrium 18 ppm XRF T EDXRF USGS-BGC
Zirconium 82 ppm XRF T EDXRF USGS-BGC
Niobium L10 ppm XRF T EDXRF USGS-BGC
Barium 48 ppm XRF T EDXRF USGS-BGC
Lanthanum L30 ppm XRF T EDXRF USGS-BGC
Cerium L30 ppm XRF T EDXRF USGS-BGC
Al2O3 14.7 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
CaO 11.5 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
CO2 0.47 pct TT T HClO4 USGS-BGC
FeO 9.1 pct TT T HF-H2SO4 USGS-BGC
FeTO3 12.4 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
H2Om 0.04 pct GV T USGS-BGC
H2Ob 1.68 pct TT T flux and combustion, total H2O less moisture USGS-BGC
K2O 0.08 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
LOI 0.94 pct GV T combustion USGS-BGC
MgO 8.38 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
MnO 0.17 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Na2O 2.08 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
P2O5 0.12 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
SiO2 48.3 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
TiO2 1.5 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC