NGDB rock sample D261370

Field Value
Unique Sample ID Number D261370
Analytical Job Number RQ76
Submitter Name Silberman, Miles L.
Date Submitted 19840904
Field Number 6837
State AK
Latitude 60.66667
Longitude -149.53333
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name metagraywacke
Additional Attributes and Comments not metasomatic; quartz present; feldspathic (granite gneiss, syenite gneiss, biotite gneiss);; greywacke sandstone;
Type of Metamorphism regional
Metamorphic Facies or Grade prehnite-pumpellyite metagraywacke
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Geologic map unit -149.53333, 60.66667
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
H2O+ 2.73 percent bound water (unknown method)
H2O- 0.06 percent moisture (unknown method)
Lithium L100 ppm by weight E-Spec
Beryllium 1 ppm by weight E-Spec
Boron L20 ppm by weight E-Spec
CO2 0.62 percent by weight Miscellaneous Methods
Sodium 2.2 percent by weight INAA
2 percent by weight E-Spec
Na2O 2.93 percent by weight XRF
Magnesium 2 percent by weight E-Spec
MgO 3.01 percent by weight XRF
Aluminum 10 percent by weight E-Spec
Al2O3 13.2 percent by weight XRF
SiO2 67.3 percent by weight XRF
Silicon G10 percent by weight E-Spec
Phosphorus L0.2 percent by weight E-Spec
P2O5 0.16 percent by weight XRF
Potassium 1.5 percent by weight E-Spec
K2O 1.68 percent by weight XRF
Calcium 2 percent by weight E-Spec
CaO 3.45 percent by weight XRF
Scandium 12.8 ppm by weight INAA
10 ppm by weight E-Spec
Titanium 0.3 percent by weight E-Spec
TiO2 0.63 percent by weight XRF
Vanadium 100 ppm by weight E-Spec
Chromium 180 ppm by weight INAA
150 ppm by weight E-Spec
Manganese 700 ppm by weight E-Spec
MnO 0.09 percent by weight XRF
Iron 3.15 percent by weight INAA
3 percent by weight E-Spec
FeO 3.33 percent by weight Titration
FeTO3 4.62 percent Fe2O3 by weight XRF
Cobalt 11.3 ppm by weight INAA
10 ppm by weight E-Spec
Nickel 70 ppm by weight E-Spec
Copper 20 ppm by weight E-Spec
Zinc 56.1 ppm by weight INAA
L300 ppm by weight E-Spec
Gallium 20 ppm by weight E-Spec
Germanium L10 ppm by weight E-Spec
Arsenic L1000 ppm by weight E-Spec
12 ppm by weight AA
Rubidium 50 ppm by weight XRF
46 ppm by weight INAA
Strontium 279 ppm by weight XRF
300 ppm by weight E-Spec
Yttrium 18 ppm by weight XRF
15 ppm by weight E-Spec
Zirconium 147 ppm by weight XRF
140 ppm by weight INAA
150 ppm by weight E-Spec
Niobium 12 ppm by weight XRF
L10 ppm by weight E-Spec
Molybdenum L3 ppm by weight E-Spec
Palladium L2 ppm by weight E-Spec
Silver L0.5 ppm by weight E-Spec
L3 ppm by weight AA
Cadmium L50 ppm by weight E-Spec
Indium L10 ppm by weight E-Spec
Tin L10 ppm by weight E-Spec
Antimony 1.28 ppm by weight INAA
L150 ppm by weight E-Spec
1 ppm by weight AA
Tellurium L2000 ppm by weight E-Spec
0.018 ppm by weight AA
Cesium 2.15 ppm by weight INAA
Barium 1180 ppm by weight INAA
1500 ppm by weight E-Spec
Lanthanum 23.6 ppm by weight INAA
L30 ppm by weight E-Spec
Cerium 44.8 ppm by weight INAA
L200 ppm by weight E-Spec
Neodymium 19.3 ppm by weight INAA
Samarium 4.15 ppm by weight INAA
Europium 1.02 ppm by weight INAA
Terbium 0.566 ppm by weight INAA
Thulium 0.282 ppm by weight INAA
Ytterbium 1.71 ppm by weight INAA
1 ppm by weight E-Spec
Lutetium 0.26 ppm by weight INAA
Hafnium 4.14 ppm by weight INAA
L100 ppm by weight E-Spec
Tantalum 0.603 ppm by weight INAA
L500 ppm by weight E-Spec
Tungsten L100 ppm by weight E-Spec
Rhenium L50 ppm by weight E-Spec
Platinum L50 ppm by weight E-Spec
Gold L20 ppm by weight E-Spec
L0.1 ppm by weight AA
Thallium L50 ppm by weight E-Spec
0.37 ppm by weight AA
Lead 10 ppm by weight E-Spec
Bismuth L10 ppm by weight E-Spec
Thorium 7.95 ppm by weight INAA
L200 ppm by weight E-Spec
Uranium 2.38 ppm by weight INAA
L500 ppm by weight E-Spec