NGDB rock sample M201278

Field Value
Unique Sample ID Number M201278
Analytical Job Number MM29
Submitter Name Koch, Richard D.
Date Submitted 19920908
Field Number 92BT180A
State AK
Latitude 63.55
Longitude -150.91667
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name schist
Additional Attributes and Comments not metasomatic; quartz present; feldspathic (granite gneiss, syenite gneiss, biotite gneiss);; felsic schist (meta rh?);
Stratigraphic Unit Name SPRUCE CREEK SEQ.
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
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Geologic map unit -150.91667, 63.55
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
LOI 1.96 percent by weight (unknown method)
H2O+ 1.4 percent bound water (unknown method)
H2O- 0.51 percent moisture (unknown method)
CO2 0.18 percent by weight Titration
Na2O 5.66 percent by weight XRF
5.67 percent by weight Miscellaneous Methods
MgO 0.46 percent by weight XRF
Al2O3 14.4 percent by weight XRF
SiO2 72.2 percent by weight XRF
P2O5 0.09 percent by weight XRF
K2O 1.45 percent by weight XRF
1.451 percent by weight Miscellaneous Methods
CaO 0.42 percent by weight XRF
TiO2 0.31 percent by weight XRF
Chromium L20 ppm by weight XRF
MnO 0.04 percent by weight XRF
FeO 0.6 percent by weight Titration
FeTO3 2.35 percent Fe2O3 by weight XRF
Nickel L10 ppm by weight XRF
Copper L10 ppm by weight XRF
Zinc 49 ppm by weight XRF
Rubidium 42 ppm by weight XRF
Strontium 51 ppm by weight XRF
Yttrium 29 ppm by weight XRF
Zirconium 198 ppm by weight XRF
Niobium L10 ppm by weight XRF
Barium 980 ppm by weight XRF
Lanthanum 31 ppm by weight XRF
21 ppm by weight ICP-MS
Cerium 60 ppm by weight XRF
42 ppm by weight ICP-MS
Praseodymium 4.6 ppm by weight ICP-MS
Neodymium 17 ppm by weight ICP-MS
Samarium 3.5 ppm by weight ICP-MS
Europium 0.71 ppm by weight ICP-MS
Gadolinium 3.1 ppm by weight ICP-MS
Terbium 0.58 ppm by weight ICP-MS
Dysprosium 3.4 ppm by weight ICP-MS
Holmium 0.71 ppm by weight ICP-MS
Erbium 2.3 ppm by weight ICP-MS
Thulium 0.37 ppm by weight ICP-MS
Ytterbium 2.5 ppm by weight ICP-MS