AGDB2 rock sample M196584

(metamorphic, metabasalt)

Field Value
Lab ID M196584
Field ID 91RN109D
Job ID MJ38
Sample submitter Brew, David A.
Project name Greater Juneau Geologic Investigations
Date submitted 7/18/1991 0:00:00
Country United States
State AK
Map quadrangle Juneau
Geographic latitude 58.83417
Geographic longitude -135.03806
Sample source outcrop
Collection method composite
Primary media type rock
Secondary media type metamorphic
Sample media name metabasalt
Sample comment meta basalt?
Additional sample attributes metasomatism unknown; quartz absent; mafic (greenstone, greenschist, amphibolite)
Geologic age Mesozoic undifferentiated
Stratigraphic unit Flemming chl SC
Alteration type altered
Metamorphic facies or grade greenschist
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Geologic map unit -135.03806, 58.83417
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Chromium <270 parts per million by weight WDX_Fuse
Rubidium 45 parts per million by weight EDX
Strontium 63 parts per million by weight EDX
Yttrium 21 parts per million by weight EDX
Zirconium 60 parts per million by weight EDX
Niobium <10 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 <270 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Rubidium 45 ppm XRF T EDXRF USGS-BGC
Strontium 63 ppm XRF T EDXRF USGS-BGC
Yttrium 21 ppm XRF T EDXRF USGS-BGC
Zirconium 60 ppm XRF T EDXRF USGS-BGC
Niobium L10 ppm XRF T EDXRF USGS-BGC
Al2O3 8.5 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
CaO 1.25 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
FeTO3 6.17 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
K2O 1.96 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
LOI 2.72 pct GV T combustion USGS-BGC
MgO 1.94 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
MnO 0.7 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
Na2O L0.15 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
P2O5 0.12 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
SiO2 75.3 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC
TiO2 0.39 pct XRF T LiBO2-Li2B4O7 fusion USGS-BGC