NGDB rock sample M139233

Field Value
Unique Sample ID Number M139233
Analytical Job Number KH57
Submitter Name Decker, John E.
Date Submitted 19790301
Field Number SIC7D665
State AK
Latitude 57.74972
Longitude -136.19444
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name metavolcanic
Additional Attributes and Comments not metasomatic; quartz absent; mafic (greenstone, greenschist, amphibolite);; volcanic breccia;
Geologic Age or Range Mesozoic undifferentiated
Stratigraphic Unit Name KELP BAY GROUP(LOW GRADE UNIT)
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
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Geologic map unit -136.19444, 57.74972
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
LOI 4.6 percent by weight (unknown method)
Na2O 1.91 percent by weight XRF
MgO 6.4 percent by weight XRF
Al2O3 16.2 percent by weight XRF
SiO2 44.6 percent by weight XRF
P2O5 0.28 percent by weight XRF
K2O 2.19 percent by weight XRF
CaO 12.9 percent by weight XRF
TiO2 0.84 percent by weight XRF
Chromium 380.8 ppm by weight XRF
MnO 0.221 percent by weight XRF
FeTO3 10.4 percent Fe2O3 by weight XRF
Nickel 52 ppm by weight XRF
Strontium 629 ppm by weight XRF
Yttrium L5 ppm by weight XRF
Zirconium 37 ppm by weight XRF
Barium 162 ppm by weight XRF