NGDB rock sample M168201

Field Value
Unique Sample ID Number M168201
Analytical Job Number LL93
Submitter Name Plafker, George
Date Submitted 19850804
Field Number 85APR106
State AK
Latitude 60.68889
Longitude -145.57056
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name greenschist
Additional Attributes and Comments not metasomatic; quartz absent; ultramafic (serpentinite, pyroxenite);; greenschist meta basalt - metagabbro;
Geologic Age or Range Cretaceous--Tertiary
Stratigraphic Unit Name VALDEZ GROUP
Type of Metamorphism regional
Metamorphic Facies or Grade low grade
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Geologic map unit -145.57056, 60.68889
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
H2O+ 1.18 percent bound water (unknown method)
H2O- 0.05 percent moisture (unknown method)
CO2 L0.02 percent by weight Miscellaneous Methods
Sodium 3.24 percent by weight INAA
Na2O 4.51 percent by weight XRF
MgO 6.18 percent by weight XRF
Al2O3 13 percent by weight XRF
SiO2 52.9 percent by weight XRF
P2O5 0.08 percent by weight XRF
K2O 0.04 percent by weight XRF
CaO 7.51 percent by weight XRF
Scandium 47.8 ppm by weight INAA
54 ppm by weight E-Spec
TiO2 0.86 percent by weight XRF
Chromium 69.9 ppm by weight INAA
MnO 0.19 percent by weight XRF
Iron 9.41 percent by weight INAA
FeO 7.88 percent by weight Titration
FeTO3 14.2 percent Fe2O3 by weight XRF
Cobalt 43.8 ppm by weight INAA
Nickel 84 ppm by weight E-Spec
Copper 119 ppm by weight E-Spec
Zinc 120 ppm by weight INAA
Rubidium L10 ppm by weight XRF
Strontium 42 ppm by weight XRF
Yttrium 23 ppm by weight XRF
Zirconium 28 ppm by weight XRF
38 ppm by weight INAA
Niobium L10 ppm by weight XRF
1.9 ppm by weight ICP-AES
Cesium L0.15 ppm by weight INAA
Barium 40 ppm by weight XRF
L35 ppm by weight INAA
Lanthanum L20 ppm by weight XRF
0.796 ppm by weight INAA
Cerium 23 ppm by weight XRF
3.64 ppm by weight INAA
Neodymium 4.48 ppm by weight INAA
Samarium 1.55 ppm by weight INAA
Europium 0.625 ppm by weight INAA
Gadolinium 2.5 ppm by weight INAA
Terbium 0.577 ppm by weight INAA
Thulium 0.7 ppm by weight INAA
Ytterbium 3.12 ppm by weight INAA
Lutetium 0.47 ppm by weight INAA
Hafnium 1.05 ppm by weight INAA
Tantalum 0.0348 ppm by weight INAA