NGDB rock sample M192272

Field Value
Unique Sample ID Number M192272
Analytical Job Number MF23
Submitter Name Ford, Arthur B.
Date Submitted 19900607
Field Number 88AF003B
State AK
Latitude 56.57056
Longitude -132.9675
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 Mesozoic undifferentiated
Stratigraphic Unit Name GRAVINA BELT
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
(click for info)
Geologic map unit -132.9675, 56.57056
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
LOI 2.24 percent by weight (unknown method)
H2O+ 1.88 percent bound water (unknown method)
H2O- 0.14 percent moisture (unknown method)
CO2 1.41 percent by weight Titration
Sodium 3.49 percent by weight INAA
Na2O 4.62 percent by weight XRF
MgO 3.45 percent by weight XRF
Al2O3 18.2 percent by weight XRF
SiO2 49.2 percent by weight XRF
P2O5 0.42 percent by weight XRF
K2O 0.72 percent by weight XRF
CaO 10 percent by weight XRF
Scandium 15.4 ppm by weight INAA
TiO2 0.97 percent by weight XRF
Chromium L20 ppm by weight XRF
5.5 ppm by weight INAA
MnO 0.15 percent by weight XRF
Iron 6.51 percent by weight INAA
FeO 5.6 percent by weight Titration
FeTO3 9.11 percent Fe2O3 by weight XRF
Cobalt 23.8 ppm by weight INAA
Nickel L10 ppm by weight XRF
14 ppm by weight INAA
Copper 78 ppm by weight XRF
Zinc 78 ppm by weight XRF
66.2 ppm by weight INAA
Arsenic 8.83 ppm by weight INAA
Rubidium 20 ppm by weight XRF
14.3 ppm by weight INAA
Strontium 610 ppm by weight XRF
660 ppm by weight INAA
Yttrium 24 ppm by weight XRF
Zirconium 88 ppm by weight XRF
93.1 ppm by weight INAA
Niobium L10 ppm by weight XRF
Ruthenium L0.5 ppb by weight Fire Assay
Rhodium L0.5 ppb by weight Fire Assay
Palladium L0.5 ppb by weight Fire Assay
Antimony 1.32 ppm by weight INAA
Cesium 0.98 ppm by weight INAA
Barium 285 ppm by weight XRF
283 ppm by weight INAA
Lanthanum L30 ppm by weight XRF
13.2 ppm by weight INAA
Cerium L30 ppm by weight XRF
30.5 ppm by weight INAA
Neodymium 18.6 ppm by weight INAA
Samarium 4.36 ppm by weight INAA
Europium 1.35 ppm by weight INAA
Gadolinium 4.62 ppm by weight INAA
Terbium 0.624 ppm by weight INAA
Thulium 0.334 ppm by weight INAA
Ytterbium 2.05 ppm by weight INAA
Lutetium 0.301 ppm by weight INAA
Hafnium 2.27 ppm by weight INAA
Tantalum 0.379 ppm by weight INAA
Iridium L0.5 ppb by weight Fire Assay
Platinum L0.5 ppb by weight Fire Assay
Gold L1.4 ppb by weight INAA
0.004 ppm by weight AA
Thorium 1.9 ppm by weight INAA
Uranium 0.979 ppm by weight INAA