NGDB rock sample M181268

Field Value
Unique Sample ID Number M181268
Analytical Job Number LX21
Submitter Name Plafker, George
Date Submitted 19880122
Field Number 87APR134B
State AK
Latitude 65.535
Longitude -148.4375
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name greenstone
Additional Attributes and Comments not metasomatic; quartz unknown; mafic (greenstone, greenschist, amphibolite);; greenstone;
Geologic Age or Range Paleozoic undifferentiated
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
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Geologic map unit -148.4375, 65.535
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
LOI 3.22 percent by weight (unknown method)
H2O+ 3.74 percent bound water (unknown method)
H2O- 0.29 percent moisture (unknown method)
CO2 0.22 percent by weight Titration
Sodium 2.18 percent by weight INAA
Na2O 2.92 percent by weight XRF
MgO 7.93 percent by weight XRF
Al2O3 14.8 percent by weight XRF
SiO2 45.2 percent by weight XRF
P2O5 0.42 percent by weight XRF
K2O 0.17 percent by weight XRF
CaO 8.47 percent by weight XRF
Scandium 23.6 ppm by weight INAA
TiO2 2.97 percent by weight XRF
Chromium 218 ppm by weight INAA
MnO 0.18 percent by weight XRF
Iron 9.75 percent by weight INAA
FeO 10.7 percent by weight Titration
FeTO3 13.9 percent Fe2O3 by weight XRF
Cobalt 52.9 ppm by weight INAA
Nickel 167 ppm by weight INAA
Zinc 107 ppm by weight INAA
Rubidium L10 ppm by weight XRF
5.51 ppm by weight INAA
Strontium 378 ppm by weight XRF
444 ppm by weight INAA
Yttrium 28 ppm by weight XRF
Zirconium 196 ppm by weight XRF
208 ppm by weight INAA
Niobium 22 ppm by weight XRF
Antimony 0.15 ppm by weight INAA
Cesium 2.34 ppm by weight INAA
Barium 240 ppm by weight XRF
210 ppm by weight INAA
Lanthanum 16.6 ppm by weight INAA
Cerium 41.3 ppm by weight INAA
Neodymium 26.2 ppm by weight INAA
Samarium 6.83 ppm by weight INAA
Europium 2.24 ppm by weight INAA
Gadolinium 6.98 ppm by weight INAA
Terbium 0.973 ppm by weight INAA
Thulium 0.396 ppm by weight INAA
Ytterbium 2.24 ppm by weight INAA
Lutetium 0.316 ppm by weight INAA
Hafnium 4.8 ppm by weight INAA
Tantalum 1.31 ppm by weight INAA
Thorium 1.16 ppm by weight INAA
Uranium 0.397 ppm by weight INAA